71998620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1451}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 201979008

約数和(自身を除く): 129980388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 827, 1451, 1654, 2481, 2902, 3308, 4135, 4353, 4962, 5804, 7255, 8270, 8706, 9924, 12405, 14510, 16540, 17412, 21765, 24810, 29020, 43530, 49620, 87060, 1199977, 2399954, 3599931, 4799908, 5999885, 7199862, 11999770, 14399724, 17999655, 23999540, 35999310, 71998620]

約数ペア:

[(1, 71998620), (2, 35999310), (3, 23999540), (4, 17999655), (5, 14399724), (6, 11999770), (10, 7199862), (12, 5999885), (15, 4799908), (20, 3599931), (30, 2399954), (60, 1199977), (827, 87060), (1451, 49620), (1654, 43530), (2481, 29020), (2902, 24810), (3308, 21765), (4135, 17412), (4353, 16540), (4962, 14510), (5804, 12405), (7255, 9924), (8270, 8706)]