237689920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3361}}^1$

素因数の和:3408

約数の個数: 112

約数和(自身を含む): 645584688

約数和(自身を除く): 407894768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1360, 1768, 2080, 2210, 2720, 3361, 3536, 4160, 4420, 5440, 6722, 7072, 8840, 13444, 14144, 16805, 17680, 26888, 33610, 35360, 43693, 53776, 57137, 67220, 70720, 87386, 107552, 114274, 134440, 174772, 215104, 218465, 228548, 268880, 285685, 349544, 436930, 457096, 537760, 571370, 699088, 742781, 873860, 914192, 1075520, 1142740, 1398176, 1485562, 1747720, 1828384, 2285480, 2796352, 2971124, 3495440, 3656768, 3713905, 4570960, 5942248, 6990880, 7427810, 9141920, 11884496, 13981760, 14855620, 18283840, 23768992, 29711240, 47537984, 59422480, 118844960, 237689920]

約数ペア:

[(1, 237689920), (2, 118844960), (4, 59422480), (5, 47537984), (8, 29711240), (10, 23768992), (13, 18283840), (16, 14855620), (17, 13981760), (20, 11884496), (26, 9141920), (32, 7427810), (34, 6990880), (40, 5942248), (52, 4570960), (64, 3713905), (65, 3656768), (68, 3495440), (80, 2971124), (85, 2796352), (104, 2285480), (130, 1828384), (136, 1747720), (160, 1485562), (170, 1398176), (208, 1142740), (221, 1075520), (260, 914192), (272, 873860), (320, 742781), (340, 699088), (416, 571370), (442, 537760), (520, 457096), (544, 436930), (680, 349544), (832, 285685), (884, 268880), (1040, 228548), (1088, 218465), (1105, 215104), (1360, 174772), (1768, 134440), (2080, 114274), (2210, 107552), (2720, 87386), (3361, 70720), (3536, 67220), (4160, 57137), (4420, 53776), (5440, 43693), (6722, 35360), (7072, 33610), (8840, 26888), (13444, 17680), (14144, 16805)]