64892040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{857}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 195212160

約数和(自身を除く): 130320120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 631, 857, 1262, 1714, 1893, 2524, 2571, 3155, 3428, 3786, 4285, 5048, 5142, 6310, 6856, 7572, 8570, 9465, 10284, 12620, 12855, 15144, 17140, 18930, 20568, 25240, 25710, 34280, 37860, 51420, 75720, 102840, 540767, 1081534, 1622301, 2163068, 2703835, 3244602, 4326136, 5407670, 6489204, 8111505, 10815340, 12978408, 16223010, 21630680, 32446020, 64892040]

約数ペア:

[(1, 64892040), (2, 32446020), (3, 21630680), (4, 16223010), (5, 12978408), (6, 10815340), (8, 8111505), (10, 6489204), (12, 5407670), (15, 4326136), (20, 3244602), (24, 2703835), (30, 2163068), (40, 1622301), (60, 1081534), (120, 540767), (631, 102840), (857, 75720), (1262, 51420), (1714, 37860), (1893, 34280), (2524, 25710), (2571, 25240), (3155, 20568), (3428, 18930), (3786, 17140), (4285, 15144), (5048, 12855), (5142, 12620), (6310, 10284), (6856, 9465), (7572, 8570)]