20512995840

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1092

約数の個数: 480

約数和(自身を含む): 76449035520

約数和(自身を除く): 55936039680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 47, 48, 57, 60, 64, 72, 76, 80, 90, 94, 95, 96, 114, 120, 128, 141, 144, 152, 160, 171, 180, 188, 190, 192, 228, 235, 240, 256, 282, 285, 288, 304, 320, 342, 360, 376, 380, 384, 423, 456, 470, 480, 512, 564, 570, 576, 608, 640, 684, 705, 720, 752, 760, 768, 846, 855, 893, 912, 940, 960, 997, 1128, 1140, 1152, 1216, 1280, 1368, 1410, 1440, 1504, 1520, 1536, 1692, 1710, 1786, 1824, 1880, 1920, 1994, 2115, 2256, 2280, 2304, 2432, 2560, 2679, 2736, 2820, 2880, 2991, 3008, 3040, 3384, 3420, 3572, 3648, 3760, 3840, 3988, 4230, 4465, 4512, 4560, 4608, 4864, 4985, 5358, 5472, 5640, 5760, 5982, 6016, 6080, 6768, 6840, 7144, 7296, 7520, 7680, 7976, 8037, 8460, 8930, 8973, 9024, 9120, 9728, 9970, 10716, 10944, 11280, 11520, 11964, 12032, 12160, 13395, 13536, 13680, 14288, 14592, 14955, 15040, 15952, 16074, 16920, 17860, 17946, 18048, 18240, 18943, 19940, 21432, 21888, 22560, 23040, 23928, 24064, 24320, 26790, 27072, 27360, 28576, 29184, 29910, 30080, 31904, 32148, 33840, 35720, 35892, 36096, 36480, 37886, 39880, 40185, 42864, 43776, 44865, 45120, 46859, 47856, 48640, 53580, 54144, 54720, 56829, 57152, 59820, 60160, 63808, 64296, 67680, 71440, 71784, 72192, 72960, 75772, 79760, 80370, 85728, 87552, 89730, 90240, 93718, 94715, 95712, 107160, 108288, 109440, 113658, 114304, 119640, 120320, 127616, 128592, 135360, 140577, 142880, 143568, 145920, 151544, 159520, 160740, 170487, 171456, 179460, 180480, 187436, 189430, 191424, 214320, 216576, 218880, 227316, 228608, 234295, 239280, 255232, 257184, 270720, 281154, 284145, 285760, 287136, 303088, 319040, 321480, 340974, 342912, 358920, 360960, 374872, 378860, 382848, 421731, 428640, 437760, 454632, 457216, 468590, 478560, 510464, 514368, 541440, 562308, 568290, 571520, 574272, 606176, 638080, 642960, 681948, 685824, 702885, 717840, 749744, 757720, 765696, 843462, 852435, 857280, 890321, 909264, 937180, 957120, 1028736, 1082880, 1124616, 1136580, 1143040, 1148544, 1212352, 1276160, 1285920, 1363896, 1371648, 1405770, 1435680, 1499488, 1515440, 1531392, 1686924, 1704870, 1714560, 1780642, 1818528, 1874360, 1914240, 2057472, 2108655, 2249232, 2273160, 2286080, 2297088, 2424704, 2552320, 2571840, 2670963, 2727792, 2811540, 2871360, 2998976, 3030880, 3373848, 3409740, 3429120, 3561284, 3637056, 3748720, 3828480, 4114944, 4217310, 4451605, 4498464, 4546320, 4594176, 4849408, 5143680, 5341926, 5455584, 5623080, 5742720, 5997952, 6061760, 6747696, 6819480, 6858240, 7122568, 7274112, 7497440, 7656960, 8012889, 8434620, 8903210, 8996928, 9092640, 9698816, 10287360, 10683852, 10911168, 11246160, 11485440, 11995904, 12123520, 13354815, 13495392, 13638960, 14245136, 14548224, 14994880, 16025778, 16869240, 17806420, 17993856, 18185280, 20574720, 21367704, 21822336, 22492320, 22970880, 23991808, 24247040, 26709630, 26990784, 27277920, 28490272, 29096448, 29989760, 32051556, 33738480, 35612840, 35987712, 36370560, 40064445, 42735408, 43644672, 44984640, 48494080, 53419260, 53981568, 54555840, 56980544, 59979520, 64103112, 67476960, 71225680, 71975424, 72741120, 80128890, 85470816, 87289344, 89969280, 106838520, 107963136, 109111680, 113961088, 119959040, 128206224, 134953920, 142451360, 145482240, 160257780, 170941632, 179938560, 213677040, 215926272, 218223360, 227922176, 256412448, 269907840, 284902720, 320515560, 341883264, 359877120, 427354080, 436446720, 455844352, 512824896, 539815680, 569805440, 641031120, 683766528, 854708160, 1025649792, 1079631360, 1139610880, 1282062240, 1367533056, 1709416320, 2051299584, 2279221760, 2564124480, 3418832640, 4102599168, 5128248960, 6837665280, 10256497920, 20512995840]

約数ペア:

[(1, 20512995840), (2, 10256497920), (3, 6837665280), (4, 5128248960), (5, 4102599168), (6, 3418832640), (8, 2564124480), (9, 2279221760), (10, 2051299584), (12, 1709416320), (15, 1367533056), (16, 1282062240), (18, 1139610880), (19, 1079631360), (20, 1025649792), (24, 854708160), (30, 683766528), (32, 641031120), (36, 569805440), (38, 539815680), (40, 512824896), (45, 455844352), (47, 436446720), (48, 427354080), (57, 359877120), (60, 341883264), (64, 320515560), (72, 284902720), (76, 269907840), (80, 256412448), (90, 227922176), (94, 218223360), (95, 215926272), (96, 213677040), (114, 179938560), (120, 170941632), (128, 160257780), (141, 145482240), (144, 142451360), (152, 134953920), (160, 128206224), (171, 119959040), (180, 113961088), (188, 109111680), (190, 107963136), (192, 106838520), (228, 89969280), (235, 87289344), (240, 85470816), (256, 80128890), (282, 72741120), (285, 71975424), (288, 71225680), (304, 67476960), (320, 64103112), (342, 59979520), (360, 56980544), (376, 54555840), (380, 53981568), (384, 53419260), (423, 48494080), (456, 44984640), (470, 43644672), (480, 42735408), (512, 40064445), (564, 36370560), (570, 35987712), (576, 35612840), (608, 33738480), (640, 32051556), (684, 29989760), (705, 29096448), (720, 28490272), (752, 27277920), (760, 26990784), (768, 26709630), (846, 24247040), (855, 23991808), (893, 22970880), (912, 22492320), (940, 21822336), (960, 21367704), (997, 20574720), (1128, 18185280), (1140, 17993856), (1152, 17806420), (1216, 16869240), (1280, 16025778), (1368, 14994880), (1410, 14548224), (1440, 14245136), (1504, 13638960), (1520, 13495392), (1536, 13354815), (1692, 12123520), (1710, 11995904), (1786, 11485440), (1824, 11246160), (1880, 10911168), (1920, 10683852), (1994, 10287360), (2115, 9698816), (2256, 9092640), (2280, 8996928), (2304, 8903210), (2432, 8434620), (2560, 8012889), (2679, 7656960), (2736, 7497440), (2820, 7274112), (2880, 7122568), (2991, 6858240), (3008, 6819480), (3040, 6747696), (3384, 6061760), (3420, 5997952), (3572, 5742720), (3648, 5623080), (3760, 5455584), (3840, 5341926), (3988, 5143680), (4230, 4849408), (4465, 4594176), (4512, 4546320), (4560, 4498464), (4608, 4451605), (4864, 4217310), (4985, 4114944), (5358, 3828480), (5472, 3748720), (5640, 3637056), (5760, 3561284), (5982, 3429120), (6016, 3409740), (6080, 3373848), (6768, 3030880), (6840, 2998976), (7144, 2871360), (7296, 2811540), (7520, 2727792), (7680, 2670963), (7976, 2571840), (8037, 2552320), (8460, 2424704), (8930, 2297088), (8973, 2286080), (9024, 2273160), (9120, 2249232), (9728, 2108655), (9970, 2057472), (10716, 1914240), (10944, 1874360), (11280, 1818528), (11520, 1780642), (11964, 1714560), (12032, 1704870), (12160, 1686924), (13395, 1531392), (13536, 1515440), (13680, 1499488), (14288, 1435680), (14592, 1405770), (14955, 1371648), (15040, 1363896), (15952, 1285920), (16074, 1276160), (16920, 1212352), (17860, 1148544), (17946, 1143040), (18048, 1136580), (18240, 1124616), (18943, 1082880), (19940, 1028736), (21432, 957120), (21888, 937180), (22560, 909264), (23040, 890321), (23928, 857280), (24064, 852435), (24320, 843462), (26790, 765696), (27072, 757720), (27360, 749744), (28576, 717840), (29184, 702885), (29910, 685824), (30080, 681948), (31904, 642960), (32148, 638080), (33840, 606176), (35720, 574272), (35892, 571520), (36096, 568290), (36480, 562308), (37886, 541440), (39880, 514368), (40185, 510464), (42864, 478560), (43776, 468590), (44865, 457216), (45120, 454632), (46859, 437760), (47856, 428640), (48640, 421731), (53580, 382848), (54144, 378860), (54720, 374872), (56829, 360960), (57152, 358920), (59820, 342912), (60160, 340974), (63808, 321480), (64296, 319040), (67680, 303088), (71440, 287136), (71784, 285760), (72192, 284145), (72960, 281154), (75772, 270720), (79760, 257184), (80370, 255232), (85728, 239280), (87552, 234295), (89730, 228608), (90240, 227316), (93718, 218880), (94715, 216576), (95712, 214320), (107160, 191424), (108288, 189430), (109440, 187436), (113658, 180480), (114304, 179460), (119640, 171456), (120320, 170487), (127616, 160740), (128592, 159520), (135360, 151544), (140577, 145920), (142880, 143568)]