201520308

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{4229}}^1$

素因数の和:4285

約数の個数: 72

約数和(自身を含む): 541507680

約数和(自身を除く): 339987372

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 361, 418, 627, 722, 836, 1083, 1254, 1444, 2166, 2508, 3971, 4229, 4332, 7942, 8458, 11913, 12687, 15884, 16916, 23826, 25374, 46519, 47652, 50748, 80351, 93038, 139557, 160702, 186076, 241053, 279114, 321404, 482106, 558228, 883861, 964212, 1526669, 1767722, 2651583, 3053338, 3535444, 4580007, 5303166, 6106676, 9160014, 10606332, 16793359, 18320028, 33586718, 50380077, 67173436, 100760154, 201520308]

約数ペア:

[(1, 201520308), (2, 100760154), (3, 67173436), (4, 50380077), (6, 33586718), (11, 18320028), (12, 16793359), (19, 10606332), (22, 9160014), (33, 6106676), (38, 5303166), (44, 4580007), (57, 3535444), (66, 3053338), (76, 2651583), (114, 1767722), (132, 1526669), (209, 964212), (228, 883861), (361, 558228), (418, 482106), (627, 321404), (722, 279114), (836, 241053), (1083, 186076), (1254, 160702), (1444, 139557), (2166, 93038), (2508, 80351), (3971, 50748), (4229, 47652), (4332, 46519), (7942, 25374), (8458, 23826), (11913, 16916), (12687, 15884)]