213493680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{296519}}^1$

素因数の和:296538

約数の個数: 60

約数和(自身を含む): 716985360

約数和(自身を除く): 503491680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 296519, 593038, 889557, 1186076, 1482595, 1779114, 2372152, 2668671, 2965190, 3558228, 4447785, 4744304, 5337342, 5930380, 7116456, 8895570, 10674684, 11860760, 13343355, 14232912, 17791140, 21349368, 23721520, 26686710, 35582280, 42698736, 53373420, 71164560, 106746840, 213493680]

約数ペア:

[(1, 213493680), (2, 106746840), (3, 71164560), (4, 53373420), (5, 42698736), (6, 35582280), (8, 26686710), (9, 23721520), (10, 21349368), (12, 17791140), (15, 14232912), (16, 13343355), (18, 11860760), (20, 10674684), (24, 8895570), (30, 7116456), (36, 5930380), (40, 5337342), (45, 4744304), (48, 4447785), (60, 3558228), (72, 2965190), (80, 2668671), (90, 2372152), (120, 1779114), (144, 1482595), (180, 1186076), (240, 889557), (360, 593038), (720, 296519)]