201796540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1459

約数の個数: 72

約数和(自身を含む): 473782176

約数和(自身を除く): 271985636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 121, 122, 220, 242, 244, 305, 484, 605, 610, 671, 1210, 1220, 1342, 1367, 2420, 2684, 2734, 3355, 5468, 6710, 6835, 7381, 13420, 13670, 14762, 15037, 27340, 29524, 30074, 36905, 60148, 73810, 75185, 83387, 147620, 150370, 165407, 166774, 300740, 330814, 333548, 416935, 661628, 827035, 833870, 917257, 1654070, 1667740, 1834514, 3308140, 3669028, 4586285, 9172570, 10089827, 18345140, 20179654, 40359308, 50449135, 100898270, 201796540]

約数ペア:

[(1, 201796540), (2, 100898270), (4, 50449135), (5, 40359308), (10, 20179654), (11, 18345140), (20, 10089827), (22, 9172570), (44, 4586285), (55, 3669028), (61, 3308140), (110, 1834514), (121, 1667740), (122, 1654070), (220, 917257), (242, 833870), (244, 827035), (305, 661628), (484, 416935), (605, 333548), (610, 330814), (671, 300740), (1210, 166774), (1220, 165407), (1342, 150370), (1367, 147620), (2420, 83387), (2684, 75185), (2734, 73810), (3355, 60148), (5468, 36905), (6710, 30074), (6835, 29524), (7381, 27340), (13420, 15037), (13670, 14762)]