51647280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{215197}}^1$

素因数の和:215213

約数の個数: 40

約数和(自身を含む): 160107312

約数和(自身を除く): 108460032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 215197, 430394, 645591, 860788, 1075985, 1291182, 1721576, 2151970, 2582364, 3227955, 3443152, 4303940, 5164728, 6455910, 8607880, 10329456, 12911820, 17215760, 25823640, 51647280]

約数ペア:

[(1, 51647280), (2, 25823640), (3, 17215760), (4, 12911820), (5, 10329456), (6, 8607880), (8, 6455910), (10, 5164728), (12, 4303940), (15, 3443152), (16, 3227955), (20, 2582364), (24, 2151970), (30, 1721576), (40, 1291182), (48, 1075985), (60, 860788), (80, 645591), (120, 430394), (240, 215197)]