81585060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22291}}^1$

素因数の和:22364

約数の個数: 48

約数和(自身を含む): 232193472

約数和(自身を除く): 150608412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 22291, 44582, 66873, 89164, 111455, 133746, 222910, 267492, 334365, 445820, 668730, 1337460, 1359751, 2719502, 4079253, 5439004, 6798755, 8158506, 13597510, 16317012, 20396265, 27195020, 40792530, 81585060]

約数ペア:

[(1, 81585060), (2, 40792530), (3, 27195020), (4, 20396265), (5, 16317012), (6, 13597510), (10, 8158506), (12, 6798755), (15, 5439004), (20, 4079253), (30, 2719502), (60, 1359751), (61, 1337460), (122, 668730), (183, 445820), (244, 334365), (305, 267492), (366, 222910), (610, 133746), (732, 111455), (915, 89164), (1220, 66873), (1830, 44582), (3660, 22291)]