91680540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{218287}}^1$

素因数の和:218306

約数の個数: 48

約数和(自身を含む): 293379072

約数和(自身を除く): 201698532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 218287, 436574, 654861, 873148, 1091435, 1309722, 1528009, 2182870, 2619444, 3056018, 3274305, 4365740, 4584027, 6112036, 6548610, 7640045, 9168054, 13097220, 15280090, 18336108, 22920135, 30560180, 45840270, 91680540]

約数ペア:

[(1, 91680540), (2, 45840270), (3, 30560180), (4, 22920135), (5, 18336108), (6, 15280090), (7, 13097220), (10, 9168054), (12, 7640045), (14, 6548610), (15, 6112036), (20, 4584027), (21, 4365740), (28, 3274305), (30, 3056018), (35, 2619444), (42, 2182870), (60, 1528009), (70, 1309722), (84, 1091435), (105, 873148), (140, 654861), (210, 436574), (420, 218287)]