66461220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{52747}}^1$

素因数の和:52769

約数の個数: 72

約数和(自身を含む): 230403264

約数和(自身を除く): 163942044

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, 52747, 105494, 158241, 210988, 263735, 316482, 369229, 474723, 527470, 632964, 738458, 791205, 949446, 1054940, 1107687, 1476916, 1582410, 1846145, 1898892, 2215374, 2373615, 3164820, 3323061, 3692290, 4430748, 4747230, 5538435, 6646122, 7384580, 9494460, 11076870, 13292244, 16615305, 22153740, 33230610, 66461220]

約数ペア:

[(1, 66461220), (2, 33230610), (3, 22153740), (4, 16615305), (5, 13292244), (6, 11076870), (7, 9494460), (9, 7384580), (10, 6646122), (12, 5538435), (14, 4747230), (15, 4430748), (18, 3692290), (20, 3323061), (21, 3164820), (28, 2373615), (30, 2215374), (35, 1898892), (36, 1846145), (42, 1582410), (45, 1476916), (60, 1107687), (63, 1054940), (70, 949446), (84, 791205), (90, 738458), (105, 632964), (126, 527470), (140, 474723), (180, 369229), (210, 316482), (252, 263735), (315, 210988), (420, 158241), (630, 105494), (1260, 52747)]