218117040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{908821}}^1$

素因数の和:908837

約数の個数: 40

約数和(自身を含む): 676163568

約数和(自身を除く): 458046528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 908821, 1817642, 2726463, 3635284, 4544105, 5452926, 7270568, 9088210, 10905852, 13632315, 14541136, 18176420, 21811704, 27264630, 36352840, 43623408, 54529260, 72705680, 109058520, 218117040]

約数ペア:

[(1, 218117040), (2, 109058520), (3, 72705680), (4, 54529260), (5, 43623408), (6, 36352840), (8, 27264630), (10, 21811704), (12, 18176420), (15, 14541136), (16, 13632315), (20, 10905852), (24, 9088210), (30, 7270568), (40, 5452926), (48, 4544105), (60, 3635284), (80, 2726463), (120, 1817642), (240, 908821)]