81973740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5669}}^1$

素因数の和:5922

約数の個数: 48

約数和(自身を含む): 230519520

約数和(自身を除く): 148545780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 2410, 2892, 3615, 4820, 5669, 7230, 11338, 14460, 17007, 22676, 28345, 34014, 56690, 68028, 85035, 113380, 170070, 340140, 1366229, 2732458, 4098687, 5464916, 6831145, 8197374, 13662290, 16394748, 20493435, 27324580, 40986870, 81973740]

約数ペア:

[(1, 81973740), (2, 40986870), (3, 27324580), (4, 20493435), (5, 16394748), (6, 13662290), (10, 8197374), (12, 6831145), (15, 5464916), (20, 4098687), (30, 2732458), (60, 1366229), (241, 340140), (482, 170070), (723, 113380), (964, 85035), (1205, 68028), (1446, 56690), (2410, 34014), (2892, 28345), (3615, 22676), (4820, 17007), (5669, 14460), (7230, 11338)]