380678980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{3271}}^1$

素因数の和:3337

約数の個数: 72

約数和(自身を含む): 911945664

約数和(自身を除く): 531266684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 529, 1012, 1058, 1265, 2116, 2530, 2645, 3271, 5060, 5290, 5819, 6542, 10580, 11638, 13084, 16355, 23276, 29095, 32710, 35981, 58190, 65420, 71962, 75233, 116380, 143924, 150466, 179905, 300932, 359810, 376165, 719620, 752330, 827563, 1504660, 1655126, 1730359, 3310252, 3460718, 4137815, 6921436, 8275630, 8651795, 16551260, 17303590, 19033949, 34607180, 38067898, 76135796, 95169745, 190339490, 380678980]

約数ペア:

[(1, 380678980), (2, 190339490), (4, 95169745), (5, 76135796), (10, 38067898), (11, 34607180), (20, 19033949), (22, 17303590), (23, 16551260), (44, 8651795), (46, 8275630), (55, 6921436), (92, 4137815), (110, 3460718), (115, 3310252), (220, 1730359), (230, 1655126), (253, 1504660), (460, 827563), (506, 752330), (529, 719620), (1012, 376165), (1058, 359810), (1265, 300932), (2116, 179905), (2530, 150466), (2645, 143924), (3271, 116380), (5060, 75233), (5290, 71962), (5819, 65420), (6542, 58190), (10580, 35981), (11638, 32710), (13084, 29095), (16355, 23276)]