140146020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111227}}^1$

素因数の和:111249

約数の個数: 72

約数和(自身を含む): 485843904

約数和(自身を除く): 345697884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111227, 222454, 333681, 444908, 556135, 667362, 778589, 1001043, 1112270, 1334724, 1557178, 1668405, 2002086, 2224540, 2335767, 3114356, 3336810, 3892945, 4004172, 4671534, 5005215, 6673620, 7007301, 7785890, 9343068, 10010430, 11678835, 14014602, 15571780, 20020860, 23357670, 28029204, 35036505, 46715340, 70073010, 140146020]

約数ペア:

[(1, 140146020), (2, 70073010), (3, 46715340), (4, 35036505), (5, 28029204), (6, 23357670), (7, 20020860), (9, 15571780), (10, 14014602), (12, 11678835), (14, 10010430), (15, 9343068), (18, 7785890), (20, 7007301), (21, 6673620), (28, 5005215), (30, 4671534), (35, 4004172), (36, 3892945), (42, 3336810), (45, 3114356), (60, 2335767), (63, 2224540), (70, 2002086), (84, 1668405), (90, 1557178), (105, 1334724), (126, 1112270), (140, 1001043), (180, 778589), (210, 667362), (252, 556135), (315, 444908), (420, 333681), (630, 222454), (1260, 111227)]