72350040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86131}}^1$

素因数の和:86152

約数の個数: 64

約数和(自身を含む): 248060160

約数和(自身を除く): 175710120

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, 210, 280, 420, 840, 86131, 172262, 258393, 344524, 430655, 516786, 602917, 689048, 861310, 1033572, 1205834, 1291965, 1722620, 1808751, 2067144, 2411668, 2583930, 3014585, 3445240, 3617502, 4823336, 5167860, 6029170, 7235004, 9043755, 10335720, 12058340, 14470008, 18087510, 24116680, 36175020, 72350040]

約数ペア:

[(1, 72350040), (2, 36175020), (3, 24116680), (4, 18087510), (5, 14470008), (6, 12058340), (7, 10335720), (8, 9043755), (10, 7235004), (12, 6029170), (14, 5167860), (15, 4823336), (20, 3617502), (21, 3445240), (24, 3014585), (28, 2583930), (30, 2411668), (35, 2067144), (40, 1808751), (42, 1722620), (56, 1291965), (60, 1205834), (70, 1033572), (84, 861310), (105, 689048), (120, 602917), (140, 516786), (168, 430655), (210, 344524), (280, 258393), (420, 172262), (840, 86131)]