18456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 58335552

約数和(自身を除く): 39878832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1451, 1590, 2120, 2544, 2902, 3180, 4240, 4353, 5804, 6360, 7255, 8706, 11608, 12720, 14510, 17412, 21765, 23216, 29020, 34824, 43530, 58040, 69648, 76903, 87060, 116080, 153806, 174120, 230709, 307612, 348240, 384515, 461418, 615224, 769030, 922836, 1153545, 1230448, 1538060, 1845672, 2307090, 3076120, 3691344, 4614180, 6152240, 9228360, 18456720]

約数ペア:

[(1, 18456720), (2, 9228360), (3, 6152240), (4, 4614180), (5, 3691344), (6, 3076120), (8, 2307090), (10, 1845672), (12, 1538060), (15, 1230448), (16, 1153545), (20, 922836), (24, 769030), (30, 615224), (40, 461418), (48, 384515), (53, 348240), (60, 307612), (80, 230709), (106, 174120), (120, 153806), (159, 116080), (212, 87060), (240, 76903), (265, 69648), (318, 58040), (424, 43530), (530, 34824), (636, 29020), (795, 23216), (848, 21765), (1060, 17412), (1272, 14510), (1451, 12720), (1590, 11608), (2120, 8706), (2544, 7255), (2902, 6360), (3180, 5804), (4240, 4353)]