140074020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3229}}^1$

素因数の和:3485

約数の個数: 72

約数和(自身を含む): 426786360

約数和(自身を除く): 286712340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 964, 1205, 1446, 2169, 2410, 2892, 3229, 3615, 4338, 4820, 6458, 7230, 8676, 9687, 10845, 12916, 14460, 16145, 19374, 21690, 29061, 32290, 38748, 43380, 48435, 58122, 64580, 96870, 116244, 145305, 193740, 290610, 581220, 778189, 1556378, 2334567, 3112756, 3890945, 4669134, 7003701, 7781890, 9338268, 11672835, 14007402, 15563780, 23345670, 28014804, 35018505, 46691340, 70037010, 140074020]

約数ペア:

[(1, 140074020), (2, 70037010), (3, 46691340), (4, 35018505), (5, 28014804), (6, 23345670), (9, 15563780), (10, 14007402), (12, 11672835), (15, 9338268), (18, 7781890), (20, 7003701), (30, 4669134), (36, 3890945), (45, 3112756), (60, 2334567), (90, 1556378), (180, 778189), (241, 581220), (482, 290610), (723, 193740), (964, 145305), (1205, 116244), (1446, 96870), (2169, 64580), (2410, 58122), (2892, 48435), (3229, 43380), (3615, 38748), (4338, 32290), (4820, 29061), (6458, 21690), (7230, 19374), (8676, 16145), (9687, 14460), (10845, 12916)]