30756285

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 61326720

約数和(自身を除く): 30570435

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 251, 315, 389, 753, 1167, 1255, 1757, 1945, 2259, 2723, 3501, 3765, 5271, 5835, 8169, 8785, 11295, 13615, 15813, 17505, 24507, 26355, 40845, 79065, 97639, 122535, 292917, 488195, 683473, 878751, 1464585, 2050419, 3417365, 4393755, 6151257, 10252095, 30756285]

約数ペア:

[(1, 30756285), (3, 10252095), (5, 6151257), (7, 4393755), (9, 3417365), (15, 2050419), (21, 1464585), (35, 878751), (45, 683473), (63, 488195), (105, 292917), (251, 122535), (315, 97639), (389, 79065), (753, 40845), (1167, 26355), (1255, 24507), (1757, 17505), (1945, 15813), (2259, 13615), (2723, 11295), (3501, 8785), (3765, 8169), (5271, 5835)]