163450620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1987}}^1$

素因数の和:2459

約数の個数: 72

約数和(自身を含む): 497135184

約数和(自身を除く): 333684564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 914, 1371, 1828, 1987, 2285, 2742, 3974, 4113, 4570, 5484, 5961, 6855, 7948, 8226, 9140, 9935, 11922, 13710, 16452, 17883, 19870, 20565, 23844, 27420, 29805, 35766, 39740, 41130, 59610, 71532, 82260, 89415, 119220, 178830, 357660, 908059, 1816118, 2724177, 3632236, 4540295, 5448354, 8172531, 9080590, 10896708, 13620885, 16345062, 18161180, 27241770, 32690124, 40862655, 54483540, 81725310, 163450620]

約数ペア:

[(1, 163450620), (2, 81725310), (3, 54483540), (4, 40862655), (5, 32690124), (6, 27241770), (9, 18161180), (10, 16345062), (12, 13620885), (15, 10896708), (18, 9080590), (20, 8172531), (30, 5448354), (36, 4540295), (45, 3632236), (60, 2724177), (90, 1816118), (180, 908059), (457, 357660), (914, 178830), (1371, 119220), (1828, 89415), (1987, 82260), (2285, 71532), (2742, 59610), (3974, 41130), (4113, 39740), (4570, 35766), (5484, 29805), (5961, 27420), (6855, 23844), (7948, 20565), (8226, 19870), (9140, 17883), (9935, 16452), (11922, 13710)]