817156740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 2318883840

約数和(自身を除く): 1501727100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 223, 314, 389, 446, 471, 628, 669, 778, 785, 892, 942, 1115, 1167, 1338, 1556, 1570, 1884, 1945, 2230, 2334, 2355, 2676, 3140, 3345, 3890, 4460, 4668, 4710, 5835, 6690, 7780, 9420, 11670, 13380, 23340, 35011, 61073, 70022, 86747, 105033, 122146, 140044, 173494, 175055, 183219, 210066, 244292, 260241, 305365, 346988, 350110, 366438, 420132, 433735, 520482, 525165, 610730, 700220, 732876, 867470, 916095, 1040964, 1050330, 1221460, 1301205, 1734940, 1832190, 2100660, 2602410, 3664380, 5204820, 13619279, 27238558, 40857837, 54477116, 68096395, 81715674, 136192790, 163431348, 204289185, 272385580, 408578370, 817156740]

約数ペア:

[(1, 817156740), (2, 408578370), (3, 272385580), (4, 204289185), (5, 163431348), (6, 136192790), (10, 81715674), (12, 68096395), (15, 54477116), (20, 40857837), (30, 27238558), (60, 13619279), (157, 5204820), (223, 3664380), (314, 2602410), (389, 2100660), (446, 1832190), (471, 1734940), (628, 1301205), (669, 1221460), (778, 1050330), (785, 1040964), (892, 916095), (942, 867470), (1115, 732876), (1167, 700220), (1338, 610730), (1556, 525165), (1570, 520482), (1884, 433735), (1945, 420132), (2230, 366438), (2334, 350110), (2355, 346988), (2676, 305365), (3140, 260241), (3345, 244292), (3890, 210066), (4460, 183219), (4668, 175055), (4710, 173494), (5835, 140044), (6690, 122146), (7780, 105033), (9420, 86747), (11670, 70022), (13380, 61073), (23340, 35011)]