77887680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:191

約数の個数: 168

約数和(自身を含む): 269729712

約数和(自身を除く): 191842032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 130, 156, 158, 160, 192, 195, 208, 237, 240, 260, 312, 316, 320, 390, 395, 416, 474, 480, 520, 624, 632, 780, 790, 832, 948, 960, 1027, 1040, 1185, 1248, 1264, 1560, 1580, 1896, 2054, 2080, 2370, 2496, 2528, 3081, 3120, 3160, 3792, 4108, 4160, 4740, 5056, 5135, 6162, 6240, 6241, 6320, 7584, 8216, 9480, 10270, 12324, 12480, 12482, 12640, 15168, 15405, 16432, 18723, 18960, 20540, 24648, 24964, 25280, 30810, 31205, 32864, 37446, 37920, 41080, 49296, 49928, 61620, 62410, 65728, 74892, 75840, 81133, 82160, 93615, 98592, 99856, 123240, 124820, 149784, 162266, 164320, 187230, 197184, 199712, 243399, 246480, 249640, 299568, 324532, 328640, 374460, 399424, 405665, 486798, 492960, 499280, 599136, 649064, 748920, 811330, 973596, 985920, 998560, 1198272, 1216995, 1298128, 1497840, 1622660, 1947192, 1997120, 2433990, 2596256, 2995680, 3245320, 3894384, 4867980, 5192512, 5991360, 6490640, 7788768, 9735960, 12981280, 15577536, 19471920, 25962560, 38943840, 77887680]

約数ペア:

[(1, 77887680), (2, 38943840), (3, 25962560), (4, 19471920), (5, 15577536), (6, 12981280), (8, 9735960), (10, 7788768), (12, 6490640), (13, 5991360), (15, 5192512), (16, 4867980), (20, 3894384), (24, 3245320), (26, 2995680), (30, 2596256), (32, 2433990), (39, 1997120), (40, 1947192), (48, 1622660), (52, 1497840), (60, 1298128), (64, 1216995), (65, 1198272), (78, 998560), (79, 985920), (80, 973596), (96, 811330), (104, 748920), (120, 649064), (130, 599136), (156, 499280), (158, 492960), (160, 486798), (192, 405665), (195, 399424), (208, 374460), (237, 328640), (240, 324532), (260, 299568), (312, 249640), (316, 246480), (320, 243399), (390, 199712), (395, 197184), (416, 187230), (474, 164320), (480, 162266), (520, 149784), (624, 124820), (632, 123240), (780, 99856), (790, 98592), (832, 93615), (948, 82160), (960, 81133), (1027, 75840), (1040, 74892), (1185, 65728), (1248, 62410), (1264, 61620), (1560, 49928), (1580, 49296), (1896, 41080), (2054, 37920), (2080, 37446), (2370, 32864), (2496, 31205), (2528, 30810), (3081, 25280), (3120, 24964), (3160, 24648), (3792, 20540), (4108, 18960), (4160, 18723), (4740, 16432), (5056, 15405), (5135, 15168), (6162, 12640), (6240, 12482), (6241, 12480), (6320, 12324), (7584, 10270), (8216, 9480)]