30797240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 71928000

約数和(自身を除く): 41130760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 146, 199, 212, 265, 292, 365, 398, 424, 530, 584, 730, 796, 995, 1060, 1460, 1592, 1990, 2120, 2920, 3869, 3980, 7738, 7960, 10547, 14527, 15476, 19345, 21094, 29054, 30952, 38690, 42188, 52735, 58108, 72635, 77380, 84376, 105470, 116216, 145270, 154760, 210940, 290540, 421880, 581080, 769931, 1539862, 3079724, 3849655, 6159448, 7699310, 15398620, 30797240]

約数ペア:

[(1, 30797240), (2, 15398620), (4, 7699310), (5, 6159448), (8, 3849655), (10, 3079724), (20, 1539862), (40, 769931), (53, 581080), (73, 421880), (106, 290540), (146, 210940), (199, 154760), (212, 145270), (265, 116216), (292, 105470), (365, 84376), (398, 77380), (424, 72635), (530, 58108), (584, 52735), (730, 42188), (796, 38690), (995, 30952), (1060, 29054), (1460, 21094), (1592, 19345), (1990, 15476), (2120, 14527), (2920, 10547), (3869, 7960), (3980, 7738)]