20721373440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 576

約数和(自身を含む): 75295858176

約数和(自身を除く): 54574484736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 37, 40, 46, 48, 51, 60, 64, 68, 69, 74, 80, 85, 92, 96, 102, 111, 115, 120, 128, 136, 138, 148, 160, 170, 184, 185, 192, 204, 222, 230, 240, 255, 256, 272, 276, 296, 320, 340, 345, 368, 370, 373, 384, 391, 408, 444, 460, 480, 510, 544, 552, 555, 592, 629, 640, 680, 690, 736, 740, 746, 768, 782, 816, 851, 888, 920, 960, 1020, 1088, 1104, 1110, 1119, 1173, 1184, 1258, 1280, 1360, 1380, 1472, 1480, 1492, 1564, 1632, 1702, 1776, 1840, 1865, 1887, 1920, 1955, 2040, 2176, 2208, 2220, 2238, 2346, 2368, 2516, 2553, 2720, 2760, 2944, 2960, 2984, 3128, 3145, 3264, 3404, 3552, 3680, 3730, 3774, 3840, 3910, 4080, 4255, 4352, 4416, 4440, 4476, 4692, 4736, 5032, 5106, 5440, 5520, 5595, 5865, 5888, 5920, 5968, 6256, 6290, 6341, 6528, 6808, 7104, 7360, 7460, 7548, 7820, 8160, 8510, 8579, 8832, 8880, 8952, 9384, 9435, 9472, 10064, 10212, 10880, 11040, 11190, 11730, 11840, 11936, 12512, 12580, 12682, 12765, 13056, 13616, 13801, 14208, 14467, 14720, 14920, 15096, 15640, 16320, 17020, 17158, 17664, 17760, 17904, 18768, 18870, 19023, 20128, 20424, 21760, 22080, 22380, 23460, 23680, 23872, 25024, 25160, 25364, 25530, 25737, 27232, 27602, 28416, 28934, 29440, 29840, 30192, 31280, 31705, 32640, 34040, 34316, 35520, 35808, 37536, 37740, 38046, 40256, 40848, 41403, 42895, 43401, 44160, 44760, 46920, 47360, 47744, 50048, 50320, 50728, 51060, 51474, 54464, 55204, 57868, 59680, 60384, 62560, 63410, 65280, 68080, 68632, 69005, 71040, 71616, 72335, 75072, 75480, 76092, 80512, 81696, 82806, 85790, 86802, 88320, 89520, 93840, 95115, 95488, 100096, 100640, 101456, 102120, 102948, 108928, 110408, 115736, 119360, 120768, 125120, 126820, 128685, 136160, 137264, 138010, 142080, 143232, 144670, 145843, 150144, 150960, 152184, 161024, 163392, 165612, 171580, 173604, 179040, 187680, 190230, 201280, 202912, 204240, 205896, 207015, 217005, 217856, 220816, 231472, 234617, 238720, 241536, 250240, 253640, 257370, 272320, 274528, 276020, 286464, 289340, 291686, 300288, 301920, 304368, 317423, 326784, 331224, 343160, 347208, 358080, 375360, 380460, 402560, 405824, 408480, 411792, 414030, 434010, 437529, 441632, 462944, 469234, 477440, 483072, 500480, 507280, 514740, 544640, 549056, 552040, 578680, 583372, 603840, 608736, 634846, 653568, 662448, 686320, 694416, 703851, 716160, 729215, 750720, 760920, 805120, 811648, 816960, 823584, 828060, 868020, 875058, 883264, 925888, 938468, 952269, 1014560, 1029480, 1089280, 1098112, 1104080, 1157360, 1166744, 1173085, 1207680, 1217472, 1269692, 1324896, 1372640, 1388832, 1407702, 1432320, 1458430, 1501440, 1521840, 1587115, 1623296, 1633920, 1647168, 1656120, 1736040, 1750116, 1766528, 1851776, 1876936, 1904538, 2029120, 2058960, 2187645, 2196224, 2208160, 2314720, 2333488, 2346170, 2415360, 2434944, 2539384, 2649792, 2745280, 2777664, 2815404, 2916860, 3043680, 3174230, 3267840, 3294336, 3312240, 3472080, 3500232, 3519255, 3533056, 3703552, 3753872, 3809076, 4058240, 4117920, 4375290, 4416320, 4629440, 4666976, 4692340, 4761345, 4869888, 5078768, 5299584, 5396191, 5490560, 5555328, 5630808, 5833720, 6087360, 6348460, 6588672, 6624480, 6944160, 7000464, 7038510, 7507744, 7618152, 8116480, 8235840, 8750580, 8832640, 9258880, 9333952, 9384680, 9522690, 10157536, 10599168, 10792382, 10981120, 11110656, 11261616, 11667440, 12174720, 12696920, 13248960, 13888320, 14000928, 14077020, 15015488, 15236304, 16188573, 16471680, 17501160, 17665280, 18517760, 18667904, 18769360, 19045380, 20315072, 21584764, 22523232, 23334880, 24349440, 25393840, 26497920, 26980955, 27776640, 28001856, 28154040, 30030976, 30472608, 32377146, 32943360, 35002320, 37335808, 37538720, 38090760, 40630144, 43169528, 45046464, 46669760, 50787680, 52995840, 53961910, 55553280, 56003712, 56308080, 60061952, 60945216, 64754292, 70004640, 75077440, 76181520, 80942865, 81260288, 86339056, 90092928, 93339520, 101575360, 107923820, 112007424, 112616160, 121890432, 129508584, 140009280, 150154880, 152363040, 161885730, 172678112, 180185856, 186679040, 203150720, 215847640, 225232320, 243780864, 259017168, 280018560, 300309760, 304726080, 323771460, 345356224, 406301440, 431695280, 450464640, 518034336, 560037120, 609452160, 647542920, 690712448, 863390560, 900929280, 1036068672, 1218904320, 1295085840, 1381424896, 1726781120, 2072137344, 2590171680, 3453562240, 4144274688, 5180343360, 6907124480, 10360686720, 20721373440]

約数ペア:

[(1, 20721373440), (2, 10360686720), (3, 6907124480), (4, 5180343360), (5, 4144274688), (6, 3453562240), (8, 2590171680), (10, 2072137344), (12, 1726781120), (15, 1381424896), (16, 1295085840), (17, 1218904320), (20, 1036068672), (23, 900929280), (24, 863390560), (30, 690712448), (32, 647542920), (34, 609452160), (37, 560037120), (40, 518034336), (46, 450464640), (48, 431695280), (51, 406301440), (60, 345356224), (64, 323771460), (68, 304726080), (69, 300309760), (74, 280018560), (80, 259017168), (85, 243780864), (92, 225232320), (96, 215847640), (102, 203150720), (111, 186679040), (115, 180185856), (120, 172678112), (128, 161885730), (136, 152363040), (138, 150154880), (148, 140009280), (160, 129508584), (170, 121890432), (184, 112616160), (185, 112007424), (192, 107923820), (204, 101575360), (222, 93339520), (230, 90092928), (240, 86339056), (255, 81260288), (256, 80942865), (272, 76181520), (276, 75077440), (296, 70004640), (320, 64754292), (340, 60945216), (345, 60061952), (368, 56308080), (370, 56003712), (373, 55553280), (384, 53961910), (391, 52995840), (408, 50787680), (444, 46669760), (460, 45046464), (480, 43169528), (510, 40630144), (544, 38090760), (552, 37538720), (555, 37335808), (592, 35002320), (629, 32943360), (640, 32377146), (680, 30472608), (690, 30030976), (736, 28154040), (740, 28001856), (746, 27776640), (768, 26980955), (782, 26497920), (816, 25393840), (851, 24349440), (888, 23334880), (920, 22523232), (960, 21584764), (1020, 20315072), (1088, 19045380), (1104, 18769360), (1110, 18667904), (1119, 18517760), (1173, 17665280), (1184, 17501160), (1258, 16471680), (1280, 16188573), (1360, 15236304), (1380, 15015488), (1472, 14077020), (1480, 14000928), (1492, 13888320), (1564, 13248960), (1632, 12696920), (1702, 12174720), (1776, 11667440), (1840, 11261616), (1865, 11110656), (1887, 10981120), (1920, 10792382), (1955, 10599168), (2040, 10157536), (2176, 9522690), (2208, 9384680), (2220, 9333952), (2238, 9258880), (2346, 8832640), (2368, 8750580), (2516, 8235840), (2553, 8116480), (2720, 7618152), (2760, 7507744), (2944, 7038510), (2960, 7000464), (2984, 6944160), (3128, 6624480), (3145, 6588672), (3264, 6348460), (3404, 6087360), (3552, 5833720), (3680, 5630808), (3730, 5555328), (3774, 5490560), (3840, 5396191), (3910, 5299584), (4080, 5078768), (4255, 4869888), (4352, 4761345), (4416, 4692340), (4440, 4666976), (4476, 4629440), (4692, 4416320), (4736, 4375290), (5032, 4117920), (5106, 4058240), (5440, 3809076), (5520, 3753872), (5595, 3703552), (5865, 3533056), (5888, 3519255), (5920, 3500232), (5968, 3472080), (6256, 3312240), (6290, 3294336), (6341, 3267840), (6528, 3174230), (6808, 3043680), (7104, 2916860), (7360, 2815404), (7460, 2777664), (7548, 2745280), (7820, 2649792), (8160, 2539384), (8510, 2434944), (8579, 2415360), (8832, 2346170), (8880, 2333488), (8952, 2314720), (9384, 2208160), (9435, 2196224), (9472, 2187645), (10064, 2058960), (10212, 2029120), (10880, 1904538), (11040, 1876936), (11190, 1851776), (11730, 1766528), (11840, 1750116), (11936, 1736040), (12512, 1656120), (12580, 1647168), (12682, 1633920), (12765, 1623296), (13056, 1587115), (13616, 1521840), (13801, 1501440), (14208, 1458430), (14467, 1432320), (14720, 1407702), (14920, 1388832), (15096, 1372640), (15640, 1324896), (16320, 1269692), (17020, 1217472), (17158, 1207680), (17664, 1173085), (17760, 1166744), (17904, 1157360), (18768, 1104080), (18870, 1098112), (19023, 1089280), (20128, 1029480), (20424, 1014560), (21760, 952269), (22080, 938468), (22380, 925888), (23460, 883264), (23680, 875058), (23872, 868020), (25024, 828060), (25160, 823584), (25364, 816960), (25530, 811648), (25737, 805120), (27232, 760920), (27602, 750720), (28416, 729215), (28934, 716160), (29440, 703851), (29840, 694416), (30192, 686320), (31280, 662448), (31705, 653568), (32640, 634846), (34040, 608736), (34316, 603840), (35520, 583372), (35808, 578680), (37536, 552040), (37740, 549056), (38046, 544640), (40256, 514740), (40848, 507280), (41403, 500480), (42895, 483072), (43401, 477440), (44160, 469234), (44760, 462944), (46920, 441632), (47360, 437529), (47744, 434010), (50048, 414030), (50320, 411792), (50728, 408480), (51060, 405824), (51474, 402560), (54464, 380460), (55204, 375360), (57868, 358080), (59680, 347208), (60384, 343160), (62560, 331224), (63410, 326784), (65280, 317423), (68080, 304368), (68632, 301920), (69005, 300288), (71040, 291686), (71616, 289340), (72335, 286464), (75072, 276020), (75480, 274528), (76092, 272320), (80512, 257370), (81696, 253640), (82806, 250240), (85790, 241536), (86802, 238720), (88320, 234617), (89520, 231472), (93840, 220816), (95115, 217856), (95488, 217005), (100096, 207015), (100640, 205896), (101456, 204240), (102120, 202912), (102948, 201280), (108928, 190230), (110408, 187680), (115736, 179040), (119360, 173604), (120768, 171580), (125120, 165612), (126820, 163392), (128685, 161024), (136160, 152184), (137264, 150960), (138010, 150144), (142080, 145843), (143232, 144670)]