155486240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 462309120

約数和(自身を除く): 306822880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 59, 65, 70, 80, 91, 104, 112, 118, 130, 140, 160, 181, 182, 208, 224, 236, 260, 280, 295, 362, 364, 413, 416, 455, 472, 520, 560, 590, 724, 728, 767, 826, 905, 910, 944, 1040, 1120, 1180, 1267, 1448, 1456, 1534, 1652, 1810, 1820, 1888, 2065, 2080, 2353, 2360, 2534, 2896, 2912, 3068, 3304, 3620, 3640, 3835, 4130, 4706, 4720, 5068, 5369, 5792, 6136, 6335, 6608, 7240, 7280, 7670, 8260, 9412, 9440, 10136, 10679, 10738, 11765, 12272, 12670, 13216, 14480, 14560, 15340, 16471, 16520, 18824, 20272, 21358, 21476, 23530, 24544, 25340, 26845, 28960, 30680, 32942, 33040, 37648, 40544, 42716, 42952, 47060, 50680, 53395, 53690, 61360, 65884, 66080, 74753, 75296, 82355, 85432, 85904, 94120, 101360, 106790, 107380, 122720, 131768, 138827, 149506, 164710, 170864, 171808, 188240, 202720, 213580, 214760, 263536, 277654, 299012, 329420, 341728, 373765, 376480, 427160, 429520, 527072, 555308, 598024, 658840, 694135, 747530, 854320, 859040, 971789, 1110616, 1196048, 1317680, 1388270, 1495060, 1708640, 1943578, 2221232, 2392096, 2635360, 2776540, 2990120, 3887156, 4442464, 4858945, 5553080, 5980240, 7774312, 9717890, 11106160, 11960480, 15548624, 19435780, 22212320, 31097248, 38871560, 77743120, 155486240]

約数ペア:

[(1, 155486240), (2, 77743120), (4, 38871560), (5, 31097248), (7, 22212320), (8, 19435780), (10, 15548624), (13, 11960480), (14, 11106160), (16, 9717890), (20, 7774312), (26, 5980240), (28, 5553080), (32, 4858945), (35, 4442464), (40, 3887156), (52, 2990120), (56, 2776540), (59, 2635360), (65, 2392096), (70, 2221232), (80, 1943578), (91, 1708640), (104, 1495060), (112, 1388270), (118, 1317680), (130, 1196048), (140, 1110616), (160, 971789), (181, 859040), (182, 854320), (208, 747530), (224, 694135), (236, 658840), (260, 598024), (280, 555308), (295, 527072), (362, 429520), (364, 427160), (413, 376480), (416, 373765), (455, 341728), (472, 329420), (520, 299012), (560, 277654), (590, 263536), (724, 214760), (728, 213580), (767, 202720), (826, 188240), (905, 171808), (910, 170864), (944, 164710), (1040, 149506), (1120, 138827), (1180, 131768), (1267, 122720), (1448, 107380), (1456, 106790), (1534, 101360), (1652, 94120), (1810, 85904), (1820, 85432), (1888, 82355), (2065, 75296), (2080, 74753), (2353, 66080), (2360, 65884), (2534, 61360), (2896, 53690), (2912, 53395), (3068, 50680), (3304, 47060), (3620, 42952), (3640, 42716), (3835, 40544), (4130, 37648), (4706, 33040), (4720, 32942), (5068, 30680), (5369, 28960), (5792, 26845), (6136, 25340), (6335, 24544), (6608, 23530), (7240, 21476), (7280, 21358), (7670, 20272), (8260, 18824), (9412, 16520), (9440, 16471), (10136, 15340), (10679, 14560), (10738, 14480), (11765, 13216), (12272, 12670)]