83561580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4259}}^1$

素因数の和:4383

約数の個数: 72

約数和(自身を含む): 255855600

約数和(自身を除く): 172294020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4259, 4905, 6540, 8518, 9810, 12777, 17036, 19620, 21295, 25554, 38331, 42590, 51108, 63885, 76662, 85180, 127770, 153324, 191655, 255540, 383310, 464231, 766620, 928462, 1392693, 1856924, 2321155, 2785386, 4178079, 4642310, 5570772, 6963465, 8356158, 9284620, 13926930, 16712316, 20890395, 27853860, 41780790, 83561580]

約数ペア:

[(1, 83561580), (2, 41780790), (3, 27853860), (4, 20890395), (5, 16712316), (6, 13926930), (9, 9284620), (10, 8356158), (12, 6963465), (15, 5570772), (18, 4642310), (20, 4178079), (30, 2785386), (36, 2321155), (45, 1856924), (60, 1392693), (90, 928462), (109, 766620), (180, 464231), (218, 383310), (327, 255540), (436, 191655), (545, 153324), (654, 127770), (981, 85180), (1090, 76662), (1308, 63885), (1635, 51108), (1962, 42590), (2180, 38331), (3270, 25554), (3924, 21295), (4259, 19620), (4905, 17036), (6540, 12777), (8518, 9810)]