40842090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 109480320

約数和(自身を除く): 68638230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 331, 457, 662, 914, 993, 1371, 1655, 1986, 2285, 2742, 2979, 3310, 4113, 4570, 4965, 5958, 6855, 8226, 8937, 9930, 12339, 13710, 14895, 17874, 20565, 24678, 29790, 41130, 44685, 61695, 89370, 123390, 151267, 302534, 453801, 756335, 907602, 1361403, 1512670, 2269005, 2722806, 4084209, 4538010, 6807015, 8168418, 13614030, 20421045, 40842090]

約数ペア:

[(1, 40842090), (2, 20421045), (3, 13614030), (5, 8168418), (6, 6807015), (9, 4538010), (10, 4084209), (15, 2722806), (18, 2269005), (27, 1512670), (30, 1361403), (45, 907602), (54, 756335), (90, 453801), (135, 302534), (270, 151267), (331, 123390), (457, 89370), (662, 61695), (914, 44685), (993, 41130), (1371, 29790), (1655, 24678), (1986, 20565), (2285, 17874), (2742, 14895), (2979, 13710), (3310, 12339), (4113, 9930), (4570, 8937), (4965, 8226), (5958, 6855)]