77405940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4019}}^1$

素因数の和:4141

約数の個数: 72

約数和(自身を含む): 237051360

約数和(自身を除く): 159645420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2140, 3210, 3852, 4019, 4815, 6420, 8038, 9630, 12057, 16076, 19260, 20095, 24114, 36171, 40190, 48228, 60285, 72342, 80380, 120570, 144684, 180855, 241140, 361710, 430033, 723420, 860066, 1290099, 1720132, 2150165, 2580198, 3870297, 4300330, 5160396, 6450495, 7740594, 8600660, 12900990, 15481188, 19351485, 25801980, 38702970, 77405940]

約数ペア:

[(1, 77405940), (2, 38702970), (3, 25801980), (4, 19351485), (5, 15481188), (6, 12900990), (9, 8600660), (10, 7740594), (12, 6450495), (15, 5160396), (18, 4300330), (20, 3870297), (30, 2580198), (36, 2150165), (45, 1720132), (60, 1290099), (90, 860066), (107, 723420), (180, 430033), (214, 361710), (321, 241140), (428, 180855), (535, 144684), (642, 120570), (963, 80380), (1070, 72342), (1284, 60285), (1605, 48228), (1926, 40190), (2140, 36171), (3210, 24114), (3852, 20095), (4019, 19260), (4815, 16076), (6420, 12057), (8038, 9630)]