315763740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{3907}}^1$

素因数の和:4371

約数の個数: 72

約数和(自身を含む): 960195600

約数和(自身を除く): 644431860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 898, 1347, 1796, 2245, 2694, 3907, 4041, 4490, 5388, 6735, 7814, 8082, 8980, 11721, 13470, 15628, 16164, 19535, 20205, 23442, 26940, 35163, 39070, 40410, 46884, 58605, 70326, 78140, 80820, 117210, 140652, 175815, 234420, 351630, 703260, 1754243, 3508486, 5262729, 7016972, 8771215, 10525458, 15788187, 17542430, 21050916, 26313645, 31576374, 35084860, 52627290, 63152748, 78940935, 105254580, 157881870, 315763740]

約数ペア:

[(1, 315763740), (2, 157881870), (3, 105254580), (4, 78940935), (5, 63152748), (6, 52627290), (9, 35084860), (10, 31576374), (12, 26313645), (15, 21050916), (18, 17542430), (20, 15788187), (30, 10525458), (36, 8771215), (45, 7016972), (60, 5262729), (90, 3508486), (180, 1754243), (449, 703260), (898, 351630), (1347, 234420), (1796, 175815), (2245, 140652), (2694, 117210), (3907, 80820), (4041, 78140), (4490, 70326), (5388, 58605), (6735, 46884), (7814, 40410), (8082, 39070), (8980, 35163), (11721, 26940), (13470, 23442), (15628, 20205), (16164, 19535)]