79516920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{523}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 274659840

約数和(自身を除く): 195142920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 181, 210, 280, 362, 420, 523, 543, 724, 840, 905, 1046, 1086, 1267, 1448, 1569, 1810, 2092, 2172, 2534, 2615, 2715, 3138, 3620, 3661, 3801, 4184, 4344, 5068, 5230, 5430, 6276, 6335, 7240, 7322, 7602, 7845, 10136, 10460, 10860, 10983, 12552, 12670, 14644, 15204, 15690, 18305, 19005, 20920, 21720, 21966, 25340, 29288, 30408, 31380, 36610, 38010, 43932, 50680, 54915, 62760, 73220, 76020, 87864, 94663, 109830, 146440, 152040, 189326, 219660, 283989, 378652, 439320, 473315, 567978, 662641, 757304, 946630, 1135956, 1325282, 1419945, 1893260, 1987923, 2271912, 2650564, 2839890, 3313205, 3786520, 3975846, 5301128, 5679780, 6626410, 7951692, 9939615, 11359560, 13252820, 15903384, 19879230, 26505640, 39758460, 79516920]

約数ペア:

[(1, 79516920), (2, 39758460), (3, 26505640), (4, 19879230), (5, 15903384), (6, 13252820), (7, 11359560), (8, 9939615), (10, 7951692), (12, 6626410), (14, 5679780), (15, 5301128), (20, 3975846), (21, 3786520), (24, 3313205), (28, 2839890), (30, 2650564), (35, 2271912), (40, 1987923), (42, 1893260), (56, 1419945), (60, 1325282), (70, 1135956), (84, 946630), (105, 757304), (120, 662641), (140, 567978), (168, 473315), (181, 439320), (210, 378652), (280, 283989), (362, 219660), (420, 189326), (523, 152040), (543, 146440), (724, 109830), (840, 94663), (905, 87864), (1046, 76020), (1086, 73220), (1267, 62760), (1448, 54915), (1569, 50680), (1810, 43932), (2092, 38010), (2172, 36610), (2534, 31380), (2615, 30408), (2715, 29288), (3138, 25340), (3620, 21966), (3661, 21720), (3801, 20920), (4184, 19005), (4344, 18305), (5068, 15690), (5230, 15204), (5430, 14644), (6276, 12670), (6335, 12552), (7240, 10983), (7322, 10860), (7602, 10460), (7845, 10136)]