126551920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4639}}^1$

素因数の和:4694

約数の個数: 80

約数和(自身を含む): 331407360

約数和(自身を除く): 204855440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 4639, 5456, 6820, 9278, 13640, 18556, 23195, 27280, 37112, 46390, 51029, 74224, 92780, 102058, 143809, 185560, 204116, 255145, 287618, 371120, 408232, 510290, 575236, 719045, 816464, 1020580, 1150472, 1438090, 1581899, 2041160, 2300944, 2876180, 3163798, 4082320, 5752360, 6327596, 7909495, 11504720, 12655192, 15818990, 25310384, 31637980, 63275960, 126551920]

約数ペア:

[(1, 126551920), (2, 63275960), (4, 31637980), (5, 25310384), (8, 15818990), (10, 12655192), (11, 11504720), (16, 7909495), (20, 6327596), (22, 5752360), (31, 4082320), (40, 3163798), (44, 2876180), (55, 2300944), (62, 2041160), (80, 1581899), (88, 1438090), (110, 1150472), (124, 1020580), (155, 816464), (176, 719045), (220, 575236), (248, 510290), (310, 408232), (341, 371120), (440, 287618), (496, 255145), (620, 204116), (682, 185560), (880, 143809), (1240, 102058), (1364, 92780), (1705, 74224), (2480, 51029), (2728, 46390), (3410, 37112), (4639, 27280), (5456, 23195), (6820, 18556), (9278, 13640)]