7137521380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{155231}}^1$

素因数の和:155281

約数の個数: 72

約数和(自身を含む): 17342519040

約数和(自身を除く): 10204997660

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 11495, 22990, 45980, 155231, 310462, 620924, 776155, 1552310, 1707541, 2949389, 3104620, 3415082, 5898778, 6830164, 8537705, 11797556, 14746945, 17075410, 18782951, 29493890, 32443279, 34150820, 37565902, 58987780, 64886558, 75131804, 93914755, 129773116, 162216395, 187829510, 324432790, 356876069, 375659020, 648865580, 713752138, 1427504276, 1784380345, 3568760690, 7137521380]

約数ペア:

[(1, 7137521380), (2, 3568760690), (4, 1784380345), (5, 1427504276), (10, 713752138), (11, 648865580), (19, 375659020), (20, 356876069), (22, 324432790), (38, 187829510), (44, 162216395), (55, 129773116), (76, 93914755), (95, 75131804), (110, 64886558), (121, 58987780), (190, 37565902), (209, 34150820), (220, 32443279), (242, 29493890), (380, 18782951), (418, 17075410), (484, 14746945), (605, 11797556), (836, 8537705), (1045, 6830164), (1210, 5898778), (2090, 3415082), (2299, 3104620), (2420, 2949389), (4180, 1707541), (4598, 1552310), (9196, 776155), (11495, 620924), (22990, 310462), (45980, 155231)]