31503480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3163}}^1$

素因数の和:3260

約数の個数: 64

約数和(自身を含む): 95679360

約数和(自身を除く): 64175880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3163, 3320, 4980, 6326, 9489, 9960, 12652, 15815, 18978, 25304, 31630, 37956, 47445, 63260, 75912, 94890, 126520, 189780, 262529, 379560, 525058, 787587, 1050116, 1312645, 1575174, 2100232, 2625290, 3150348, 3937935, 5250580, 6300696, 7875870, 10501160, 15751740, 31503480]

約数ペア:

[(1, 31503480), (2, 15751740), (3, 10501160), (4, 7875870), (5, 6300696), (6, 5250580), (8, 3937935), (10, 3150348), (12, 2625290), (15, 2100232), (20, 1575174), (24, 1312645), (30, 1050116), (40, 787587), (60, 525058), (83, 379560), (120, 262529), (166, 189780), (249, 126520), (332, 94890), (415, 75912), (498, 63260), (664, 47445), (830, 37956), (996, 31630), (1245, 25304), (1660, 18978), (1992, 15815), (2490, 12652), (3163, 9960), (3320, 9489), (4980, 6326)]