20135291520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{37057}}^1$

素因数の和:37362

約数の個数: 128

約数和(自身を含む): 64409768640

約数和(自身を除く): 44274477120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 283, 320, 384, 480, 566, 640, 849, 960, 1132, 1415, 1698, 1920, 2264, 2830, 3396, 4245, 4528, 5660, 6792, 8490, 9056, 11320, 13584, 16980, 18112, 22640, 27168, 33960, 36224, 37057, 45280, 54336, 67920, 74114, 90560, 108672, 111171, 135840, 148228, 181120, 185285, 222342, 271680, 296456, 370570, 444684, 543360, 555855, 592912, 741140, 889368, 1111710, 1185824, 1482280, 1778736, 2223420, 2371648, 2964560, 3557472, 4446840, 4743296, 5929120, 7114944, 8893680, 10487131, 11858240, 14229888, 17787360, 20974262, 23716480, 31461393, 35574720, 41948524, 52435655, 62922786, 71149440, 83897048, 104871310, 125845572, 157306965, 167794096, 209742620, 251691144, 314613930, 335588192, 419485240, 503382288, 629227860, 671176384, 838970480, 1006764576, 1258455720, 1342352768, 1677940960, 2013529152, 2516911440, 3355881920, 4027058304, 5033822880, 6711763840, 10067645760, 20135291520]

約数ペア:

[(1, 20135291520), (2, 10067645760), (3, 6711763840), (4, 5033822880), (5, 4027058304), (6, 3355881920), (8, 2516911440), (10, 2013529152), (12, 1677940960), (15, 1342352768), (16, 1258455720), (20, 1006764576), (24, 838970480), (30, 671176384), (32, 629227860), (40, 503382288), (48, 419485240), (60, 335588192), (64, 314613930), (80, 251691144), (96, 209742620), (120, 167794096), (128, 157306965), (160, 125845572), (192, 104871310), (240, 83897048), (283, 71149440), (320, 62922786), (384, 52435655), (480, 41948524), (566, 35574720), (640, 31461393), (849, 23716480), (960, 20974262), (1132, 17787360), (1415, 14229888), (1698, 11858240), (1920, 10487131), (2264, 8893680), (2830, 7114944), (3396, 5929120), (4245, 4743296), (4528, 4446840), (5660, 3557472), (6792, 2964560), (8490, 2371648), (9056, 2223420), (11320, 1778736), (13584, 1482280), (16980, 1185824), (18112, 1111710), (22640, 889368), (27168, 741140), (33960, 592912), (36224, 555855), (37057, 543360), (45280, 444684), (54336, 370570), (67920, 296456), (74114, 271680), (90560, 222342), (108672, 185285), (111171, 181120), (135840, 148228)]