29997480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{547}}^1$

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 90354240

約数和(自身を除く): 60356760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 547, 914, 1094, 1371, 1641, 1828, 2188, 2285, 2735, 2742, 3282, 3656, 4376, 4570, 5470, 5484, 6564, 6855, 8205, 9140, 10940, 10968, 13128, 13710, 16410, 18280, 21880, 27420, 32820, 54840, 65640, 249979, 499958, 749937, 999916, 1249895, 1499874, 1999832, 2499790, 2999748, 3749685, 4999580, 5999496, 7499370, 9999160, 14998740, 29997480]

約数ペア:

[(1, 29997480), (2, 14998740), (3, 9999160), (4, 7499370), (5, 5999496), (6, 4999580), (8, 3749685), (10, 2999748), (12, 2499790), (15, 1999832), (20, 1499874), (24, 1249895), (30, 999916), (40, 749937), (60, 499958), (120, 249979), (457, 65640), (547, 54840), (914, 32820), (1094, 27420), (1371, 21880), (1641, 18280), (1828, 16410), (2188, 13710), (2285, 13128), (2735, 10968), (2742, 10940), (3282, 9140), (3656, 8205), (4376, 6855), (4570, 6564), (5470, 5484)]