128580870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12569}}^1$

素因数の和:12621

約数の個数: 64

約数和(自身を含む): 347535360

約数和(自身を除く): 218954490

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 3410, 5115, 10230, 12569, 25138, 37707, 62845, 75414, 125690, 138259, 188535, 276518, 377070, 389639, 414777, 691295, 779278, 829554, 1168917, 1382590, 1948195, 2073885, 2337834, 3896390, 4147770, 4286029, 5844585, 8572058, 11689170, 12858087, 21430145, 25716174, 42860290, 64290435, 128580870]

約数ペア:

[(1, 128580870), (2, 64290435), (3, 42860290), (5, 25716174), (6, 21430145), (10, 12858087), (11, 11689170), (15, 8572058), (22, 5844585), (30, 4286029), (31, 4147770), (33, 3896390), (55, 2337834), (62, 2073885), (66, 1948195), (93, 1382590), (110, 1168917), (155, 829554), (165, 779278), (186, 691295), (310, 414777), (330, 389639), (341, 377070), (465, 276518), (682, 188535), (930, 138259), (1023, 125690), (1705, 75414), (2046, 62845), (3410, 37707), (5115, 25138), (10230, 12569)]