164780220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{22697}}^1$

素因数の和:22731

約数の個数: 72

約数和(自身を含む): 507164112

約数和(自身を除く): 342383892

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 22697, 45394, 68091, 90788, 113485, 136182, 226970, 249667, 272364, 340455, 453940, 499334, 680910, 749001, 998668, 1248335, 1361820, 1498002, 2496670, 2746337, 2996004, 3745005, 4993340, 5492674, 7490010, 8239011, 10985348, 13731685, 14980020, 16478022, 27463370, 32956044, 41195055, 54926740, 82390110, 164780220]

約数ペア:

[(1, 164780220), (2, 82390110), (3, 54926740), (4, 41195055), (5, 32956044), (6, 27463370), (10, 16478022), (11, 14980020), (12, 13731685), (15, 10985348), (20, 8239011), (22, 7490010), (30, 5492674), (33, 4993340), (44, 3745005), (55, 2996004), (60, 2746337), (66, 2496670), (110, 1498002), (121, 1361820), (132, 1248335), (165, 998668), (220, 749001), (242, 680910), (330, 499334), (363, 453940), (484, 340455), (605, 272364), (660, 249667), (726, 226970), (1210, 136182), (1452, 113485), (1815, 90788), (2420, 68091), (3630, 45394), (7260, 22697)]