249498840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1613}}^1$

素因数の和:2916

約数の個数: 64

約数和(自身を含む): 749541600

約数和(自身を除く): 500042760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1289, 1613, 2578, 3226, 3867, 4839, 5156, 6445, 6452, 7734, 8065, 9678, 10312, 12890, 12904, 15468, 16130, 19335, 19356, 24195, 25780, 30936, 32260, 38670, 38712, 48390, 51560, 64520, 77340, 96780, 154680, 193560, 2079157, 4158314, 6237471, 8316628, 10395785, 12474942, 16633256, 20791570, 24949884, 31187355, 41583140, 49899768, 62374710, 83166280, 124749420, 249498840]

約数ペア:

[(1, 249498840), (2, 124749420), (3, 83166280), (4, 62374710), (5, 49899768), (6, 41583140), (8, 31187355), (10, 24949884), (12, 20791570), (15, 16633256), (20, 12474942), (24, 10395785), (30, 8316628), (40, 6237471), (60, 4158314), (120, 2079157), (1289, 193560), (1613, 154680), (2578, 96780), (3226, 77340), (3867, 64520), (4839, 51560), (5156, 48390), (6445, 38712), (6452, 38670), (7734, 32260), (8065, 30936), (9678, 25780), (10312, 24195), (12890, 19356), (12904, 19335), (15468, 16130)]