68842760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4639}}^1$

素因数の和:4710

約数の個数: 64

約数和(自身を含む): 180403200

約数和(自身を除く): 111560440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4639, 7420, 9278, 14840, 18556, 23195, 32473, 37112, 46390, 64946, 92780, 129892, 162365, 185560, 245867, 259784, 324730, 491734, 649460, 983468, 1229335, 1298920, 1721069, 1966936, 2458670, 3442138, 4917340, 6884276, 8605345, 9834680, 13768552, 17210690, 34421380, 68842760]

約数ペア:

[(1, 68842760), (2, 34421380), (4, 17210690), (5, 13768552), (7, 9834680), (8, 8605345), (10, 6884276), (14, 4917340), (20, 3442138), (28, 2458670), (35, 1966936), (40, 1721069), (53, 1298920), (56, 1229335), (70, 983468), (106, 649460), (140, 491734), (212, 324730), (265, 259784), (280, 245867), (371, 185560), (424, 162365), (530, 129892), (742, 92780), (1060, 64946), (1484, 46390), (1855, 37112), (2120, 32473), (2968, 23195), (3710, 18556), (4639, 14840), (7420, 9278)]