315640480

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^1\times {\mathrm{3187}}^1$

素因数の和:3821

約数の個数: 48

約数和(自身を含む): 747139680

約数和(自身を除く): 431499200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 1238, 2476, 3095, 3187, 4952, 6190, 6374, 9904, 12380, 12748, 15935, 19808, 24760, 25496, 31870, 49520, 50992, 63740, 99040, 101984, 127480, 254960, 509920, 1972753, 3945506, 7891012, 9863765, 15782024, 19727530, 31564048, 39455060, 63128096, 78910120, 157820240, 315640480]

約数ペア:

[(1, 315640480), (2, 157820240), (4, 78910120), (5, 63128096), (8, 39455060), (10, 31564048), (16, 19727530), (20, 15782024), (32, 9863765), (40, 7891012), (80, 3945506), (160, 1972753), (619, 509920), (1238, 254960), (2476, 127480), (3095, 101984), (3187, 99040), (4952, 63740), (6190, 50992), (6374, 49520), (9904, 31870), (12380, 25496), (12748, 24760), (15935, 19808)]