219202280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{8167}}^1$

素因数の和:8250

約数の個数: 64

約数和(自身を含む): 546929280

約数和(自身を除く): 327727000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 8167, 13420, 16334, 26840, 32668, 40835, 65336, 81670, 89837, 163340, 179674, 326680, 359348, 449185, 498187, 718696, 898370, 996374, 1796740, 1992748, 2490935, 3593480, 3985496, 4981870, 5480057, 9963740, 10960114, 19927480, 21920228, 27400285, 43840456, 54800570, 109601140, 219202280]

約数ペア:

[(1, 219202280), (2, 109601140), (4, 54800570), (5, 43840456), (8, 27400285), (10, 21920228), (11, 19927480), (20, 10960114), (22, 9963740), (40, 5480057), (44, 4981870), (55, 3985496), (61, 3593480), (88, 2490935), (110, 1992748), (122, 1796740), (220, 996374), (244, 898370), (305, 718696), (440, 498187), (488, 449185), (610, 359348), (671, 326680), (1220, 179674), (1342, 163340), (2440, 89837), (2684, 81670), (3355, 65336), (5368, 40835), (6710, 32668), (8167, 26840), (13420, 16334)]