316088880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1321}}^1$

素因数の和:2334

約数の個数: 80

約数和(自身を含む): 981600864

約数和(自身を除く): 665511984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 997, 1321, 1994, 2642, 2991, 3963, 3988, 4985, 5284, 5982, 6605, 7926, 7976, 9970, 10568, 11964, 13210, 14955, 15852, 15952, 19815, 19940, 21136, 23928, 26420, 29910, 31704, 39630, 39880, 47856, 52840, 59820, 63408, 79260, 79760, 105680, 119640, 158520, 239280, 317040, 1317037, 2634074, 3951111, 5268148, 6585185, 7902222, 10536296, 13170370, 15804444, 19755555, 21072592, 26340740, 31608888, 39511110, 52681480, 63217776, 79022220, 105362960, 158044440, 316088880]

約数ペア:

[(1, 316088880), (2, 158044440), (3, 105362960), (4, 79022220), (5, 63217776), (6, 52681480), (8, 39511110), (10, 31608888), (12, 26340740), (15, 21072592), (16, 19755555), (20, 15804444), (24, 13170370), (30, 10536296), (40, 7902222), (48, 6585185), (60, 5268148), (80, 3951111), (120, 2634074), (240, 1317037), (997, 317040), (1321, 239280), (1994, 158520), (2642, 119640), (2991, 105680), (3963, 79760), (3988, 79260), (4985, 63408), (5284, 59820), (5982, 52840), (6605, 47856), (7926, 39880), (7976, 39630), (9970, 31704), (10568, 29910), (11964, 26420), (13210, 23928), (14955, 21136), (15852, 19940), (15952, 19815)]