1832800

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 4687200

約数和(自身を除く): 2854400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 79, 80, 100, 116, 145, 158, 160, 200, 232, 290, 316, 395, 400, 464, 580, 632, 725, 790, 800, 928, 1160, 1264, 1450, 1580, 1975, 2291, 2320, 2528, 2900, 3160, 3950, 4582, 4640, 5800, 6320, 7900, 9164, 11455, 11600, 12640, 15800, 18328, 22910, 23200, 31600, 36656, 45820, 57275, 63200, 73312, 91640, 114550, 183280, 229100, 366560, 458200, 916400, 1832800]

約数ペア:

[(1, 1832800), (2, 916400), (4, 458200), (5, 366560), (8, 229100), (10, 183280), (16, 114550), (20, 91640), (25, 73312), (29, 63200), (32, 57275), (40, 45820), (50, 36656), (58, 31600), (79, 23200), (80, 22910), (100, 18328), (116, 15800), (145, 12640), (158, 11600), (160, 11455), (200, 9164), (232, 7900), (290, 6320), (316, 5800), (395, 4640), (400, 4582), (464, 3950), (580, 3160), (632, 2900), (725, 2528), (790, 2320), (800, 2291), (928, 1975), (1160, 1580), (1264, 1450)]