201609907180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{778597}}^1$

素因数の和:778735

約数の個数: 72

約数和(自身を含む): 469718830224

約数和(自身を除く): 268108923044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 121, 214, 220, 242, 428, 484, 535, 605, 1070, 1177, 1210, 2140, 2354, 2420, 4708, 5885, 11770, 12947, 23540, 25894, 51788, 64735, 129470, 258940, 778597, 1557194, 3114388, 3892985, 7785970, 8564567, 15571940, 17129134, 34258268, 42822835, 83309879, 85645670, 94210237, 166619758, 171291340, 188420474, 333239516, 376840948, 416549395, 471051185, 833098790, 916408669, 942102370, 1666197580, 1832817338, 1884204740, 3665634676, 4582043345, 9164086690, 10080495359, 18328173380, 20160990718, 40321981436, 50402476795, 100804953590, 201609907180]

約数ペア:

[(1, 201609907180), (2, 100804953590), (4, 50402476795), (5, 40321981436), (10, 20160990718), (11, 18328173380), (20, 10080495359), (22, 9164086690), (44, 4582043345), (55, 3665634676), (107, 1884204740), (110, 1832817338), (121, 1666197580), (214, 942102370), (220, 916408669), (242, 833098790), (428, 471051185), (484, 416549395), (535, 376840948), (605, 333239516), (1070, 188420474), (1177, 171291340), (1210, 166619758), (2140, 94210237), (2354, 85645670), (2420, 83309879), (4708, 42822835), (5885, 34258268), (11770, 17129134), (12947, 15571940), (23540, 8564567), (25894, 7785970), (51788, 3892985), (64735, 3114388), (129470, 1557194), (258940, 778597)]