218229360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{909289}}^1$

素因数の和:909305

約数の個数: 40

約数和(自身を含む): 676511760

約数和(自身を除く): 458282400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 909289, 1818578, 2727867, 3637156, 4546445, 5455734, 7274312, 9092890, 10911468, 13639335, 14548624, 18185780, 21822936, 27278670, 36371560, 43645872, 54557340, 72743120, 109114680, 218229360]

約数ペア:

[(1, 218229360), (2, 109114680), (3, 72743120), (4, 54557340), (5, 43645872), (6, 36371560), (8, 27278670), (10, 21822936), (12, 18185780), (15, 14548624), (16, 13639335), (20, 10911468), (24, 9092890), (30, 7274312), (40, 5455734), (48, 4546445), (60, 3637156), (80, 2727867), (120, 1818578), (240, 909289)]