729492080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3221}}^1$

素因数の和:3402

約数の個数: 80

約数和(自身を含む): 1797876000

約数和(自身を除く): 1068383920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 298, 304, 380, 596, 745, 760, 1192, 1490, 1520, 2384, 2831, 2980, 3221, 5662, 5960, 6442, 11324, 11920, 12884, 14155, 16105, 22648, 25768, 28310, 32210, 45296, 51536, 56620, 61199, 64420, 113240, 122398, 128840, 226480, 244796, 257680, 305995, 479929, 489592, 611990, 959858, 979184, 1223980, 1919716, 2399645, 2447960, 3839432, 4799290, 4895920, 7678864, 9118651, 9598580, 18237302, 19197160, 36474604, 38394320, 45593255, 72949208, 91186510, 145898416, 182373020, 364746040, 729492080]

約数ペア:

[(1, 729492080), (2, 364746040), (4, 182373020), (5, 145898416), (8, 91186510), (10, 72949208), (16, 45593255), (19, 38394320), (20, 36474604), (38, 19197160), (40, 18237302), (76, 9598580), (80, 9118651), (95, 7678864), (149, 4895920), (152, 4799290), (190, 3839432), (298, 2447960), (304, 2399645), (380, 1919716), (596, 1223980), (745, 979184), (760, 959858), (1192, 611990), (1490, 489592), (1520, 479929), (2384, 305995), (2831, 257680), (2980, 244796), (3221, 226480), (5662, 128840), (5960, 122398), (6442, 113240), (11324, 64420), (11920, 61199), (12884, 56620), (14155, 51536), (16105, 45296), (22648, 32210), (25768, 28310)]