20688618240

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{521}}^1$

素因数の和:937

約数の個数: 360

約数和(自身を含む): 74363401728

約数和(自身を除く): 53674783488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 383, 384, 405, 432, 480, 521, 540, 576, 640, 648, 720, 766, 768, 810, 864, 960, 1042, 1080, 1149, 1152, 1280, 1296, 1440, 1532, 1563, 1620, 1728, 1915, 1920, 2084, 2160, 2298, 2304, 2592, 2605, 2880, 3064, 3126, 3240, 3447, 3456, 3830, 3840, 4168, 4320, 4596, 4689, 5184, 5210, 5745, 5760, 6128, 6252, 6480, 6894, 6912, 7660, 7815, 8336, 8640, 9192, 9378, 10341, 10368, 10420, 11490, 11520, 12256, 12504, 12960, 13788, 14067, 15320, 15630, 16672, 17235, 17280, 18384, 18756, 20682, 20736, 20840, 22980, 23445, 24512, 25008, 25920, 27576, 28134, 30640, 31023, 31260, 33344, 34470, 34560, 36768, 37512, 41364, 41680, 42201, 45960, 46890, 49024, 50016, 51705, 51840, 55152, 56268, 61280, 62046, 62520, 66688, 68940, 70335, 73536, 75024, 82728, 83360, 84402, 91920, 93780, 98048, 100032, 103410, 103680, 110304, 112536, 122560, 124092, 125040, 133376, 137880, 140670, 147072, 150048, 155115, 165456, 166720, 168804, 183840, 187560, 199543, 200064, 206820, 211005, 220608, 225072, 245120, 248184, 250080, 275760, 281340, 294144, 300096, 310230, 330912, 333440, 337608, 367680, 375120, 399086, 400128, 413640, 422010, 441216, 450144, 490240, 496368, 500160, 551520, 562680, 598629, 600192, 620460, 661824, 666880, 675216, 735360, 750240, 798172, 827280, 844020, 882432, 900288, 992736, 997715, 1000320, 1103040, 1125360, 1197258, 1200384, 1240920, 1323648, 1350432, 1470720, 1500480, 1596344, 1654560, 1688040, 1795887, 1800576, 1985472, 1995430, 2000640, 2206080, 2250720, 2394516, 2481840, 2647296, 2700864, 2993145, 3000960, 3192688, 3309120, 3376080, 3591774, 3601152, 3970944, 3990860, 4412160, 4501440, 4789032, 4963680, 5387661, 5401728, 5986290, 6001920, 6385376, 6618240, 6752160, 7183548, 7941888, 7981720, 8979435, 9002880, 9578064, 9927360, 10775322, 10803456, 11972580, 12770752, 13236480, 13504320, 14367096, 15963440, 16162983, 17958870, 18005760, 19156128, 19854720, 21550644, 23945160, 25541504, 26938305, 27008640, 28734192, 31926880, 32325966, 35917740, 38312256, 39709440, 43101288, 47890320, 51083008, 53876610, 54017280, 57468384, 63853760, 64651932, 71835480, 76624512, 80814915, 86202576, 95780640, 107753220, 114936768, 127707520, 129303864, 143670960, 153249024, 161629830, 172405152, 191561280, 215506440, 229873536, 255415040, 258607728, 287341920, 323259660, 344810304, 383122560, 431012880, 459747072, 517215456, 574683840, 646519320, 689620608, 766245120, 862025760, 1034430912, 1149367680, 1293038640, 1379241216, 1724051520, 2068861824, 2298735360, 2586077280, 3448103040, 4137723648, 5172154560, 6896206080, 10344309120, 20688618240]

約数ペア:

[(1, 20688618240), (2, 10344309120), (3, 6896206080), (4, 5172154560), (5, 4137723648), (6, 3448103040), (8, 2586077280), (9, 2298735360), (10, 2068861824), (12, 1724051520), (15, 1379241216), (16, 1293038640), (18, 1149367680), (20, 1034430912), (24, 862025760), (27, 766245120), (30, 689620608), (32, 646519320), (36, 574683840), (40, 517215456), (45, 459747072), (48, 431012880), (54, 383122560), (60, 344810304), (64, 323259660), (72, 287341920), (80, 258607728), (81, 255415040), (90, 229873536), (96, 215506440), (108, 191561280), (120, 172405152), (128, 161629830), (135, 153249024), (144, 143670960), (160, 129303864), (162, 127707520), (180, 114936768), (192, 107753220), (216, 95780640), (240, 86202576), (256, 80814915), (270, 76624512), (288, 71835480), (320, 64651932), (324, 63853760), (360, 57468384), (383, 54017280), (384, 53876610), (405, 51083008), (432, 47890320), (480, 43101288), (521, 39709440), (540, 38312256), (576, 35917740), (640, 32325966), (648, 31926880), (720, 28734192), (766, 27008640), (768, 26938305), (810, 25541504), (864, 23945160), (960, 21550644), (1042, 19854720), (1080, 19156128), (1149, 18005760), (1152, 17958870), (1280, 16162983), (1296, 15963440), (1440, 14367096), (1532, 13504320), (1563, 13236480), (1620, 12770752), (1728, 11972580), (1915, 10803456), (1920, 10775322), (2084, 9927360), (2160, 9578064), (2298, 9002880), (2304, 8979435), (2592, 7981720), (2605, 7941888), (2880, 7183548), (3064, 6752160), (3126, 6618240), (3240, 6385376), (3447, 6001920), (3456, 5986290), (3830, 5401728), (3840, 5387661), (4168, 4963680), (4320, 4789032), (4596, 4501440), (4689, 4412160), (5184, 3990860), (5210, 3970944), (5745, 3601152), (5760, 3591774), (6128, 3376080), (6252, 3309120), (6480, 3192688), (6894, 3000960), (6912, 2993145), (7660, 2700864), (7815, 2647296), (8336, 2481840), (8640, 2394516), (9192, 2250720), (9378, 2206080), (10341, 2000640), (10368, 1995430), (10420, 1985472), (11490, 1800576), (11520, 1795887), (12256, 1688040), (12504, 1654560), (12960, 1596344), (13788, 1500480), (14067, 1470720), (15320, 1350432), (15630, 1323648), (16672, 1240920), (17235, 1200384), (17280, 1197258), (18384, 1125360), (18756, 1103040), (20682, 1000320), (20736, 997715), (20840, 992736), (22980, 900288), (23445, 882432), (24512, 844020), (25008, 827280), (25920, 798172), (27576, 750240), (28134, 735360), (30640, 675216), (31023, 666880), (31260, 661824), (33344, 620460), (34470, 600192), (34560, 598629), (36768, 562680), (37512, 551520), (41364, 500160), (41680, 496368), (42201, 490240), (45960, 450144), (46890, 441216), (49024, 422010), (50016, 413640), (51705, 400128), (51840, 399086), (55152, 375120), (56268, 367680), (61280, 337608), (62046, 333440), (62520, 330912), (66688, 310230), (68940, 300096), (70335, 294144), (73536, 281340), (75024, 275760), (82728, 250080), (83360, 248184), (84402, 245120), (91920, 225072), (93780, 220608), (98048, 211005), (100032, 206820), (103410, 200064), (103680, 199543), (110304, 187560), (112536, 183840), (122560, 168804), (124092, 166720), (125040, 165456), (133376, 155115), (137880, 150048), (140670, 147072)]