390967440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1629031}}^1$

素因数の和:1629047

約数の個数: 40

約数和(自身を含む): 1211999808

約数和(自身を除く): 821032368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1629031, 3258062, 4887093, 6516124, 8145155, 9774186, 13032248, 16290310, 19548372, 24435465, 26064496, 32580620, 39096744, 48870930, 65161240, 78193488, 97741860, 130322480, 195483720, 390967440]

約数ペア:

[(1, 390967440), (2, 195483720), (3, 130322480), (4, 97741860), (5, 78193488), (6, 65161240), (8, 48870930), (10, 39096744), (12, 32580620), (15, 26064496), (16, 24435465), (20, 19548372), (24, 16290310), (30, 13032248), (40, 9774186), (48, 8145155), (60, 6516124), (80, 4887093), (120, 3258062), (240, 1629031)]