72151440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{300631}}^1$

素因数の和:300647

約数の個数: 40

約数和(自身を含む): 223670208

約数和(自身を除く): 151518768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 300631, 601262, 901893, 1202524, 1503155, 1803786, 2405048, 3006310, 3607572, 4509465, 4810096, 6012620, 7215144, 9018930, 12025240, 14430288, 18037860, 24050480, 36075720, 72151440]

約数ペア:

[(1, 72151440), (2, 36075720), (3, 24050480), (4, 18037860), (5, 14430288), (6, 12025240), (8, 9018930), (10, 7215144), (12, 6012620), (15, 4810096), (16, 4509465), (20, 3607572), (24, 3006310), (30, 2405048), (40, 1803786), (48, 1503155), (60, 1202524), (80, 901893), (120, 601262), (240, 300631)]