18186720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37889}}^1$

素因数の和:37907

約数の個数: 48

約数和(自身を含む): 57289680

約数和(自身を除く): 39102960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 37889, 75778, 113667, 151556, 189445, 227334, 303112, 378890, 454668, 568335, 606224, 757780, 909336, 1136670, 1212448, 1515560, 1818672, 2273340, 3031120, 3637344, 4546680, 6062240, 9093360, 18186720]

約数ペア:

[(1, 18186720), (2, 9093360), (3, 6062240), (4, 4546680), (5, 3637344), (6, 3031120), (8, 2273340), (10, 1818672), (12, 1515560), (15, 1212448), (16, 1136670), (20, 909336), (24, 757780), (30, 606224), (32, 568335), (40, 454668), (48, 378890), (60, 303112), (80, 227334), (96, 189445), (120, 151556), (160, 113667), (240, 75778), (480, 37889)]