31497720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1319}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 63542280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1319, 1592, 1990, 2388, 2638, 2985, 3957, 3980, 4776, 5276, 5970, 6595, 7914, 7960, 10552, 11940, 13190, 15828, 19785, 23880, 26380, 31656, 39570, 52760, 79140, 158280, 262481, 524962, 787443, 1049924, 1312405, 1574886, 2099848, 2624810, 3149772, 3937215, 5249620, 6299544, 7874430, 10499240, 15748860, 31497720]

約数ペア:

[(1, 31497720), (2, 15748860), (3, 10499240), (4, 7874430), (5, 6299544), (6, 5249620), (8, 3937215), (10, 3149772), (12, 2624810), (15, 2099848), (20, 1574886), (24, 1312405), (30, 1049924), (40, 787443), (60, 524962), (120, 262481), (199, 158280), (398, 79140), (597, 52760), (796, 39570), (995, 31656), (1194, 26380), (1319, 23880), (1592, 19785), (1990, 15828), (2388, 13190), (2638, 11940), (2985, 10552), (3957, 7960), (3980, 7914), (4776, 6595), (5276, 5970)]