173405920

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 422785440

約数和(自身を除く): 249379520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 109, 122, 160, 163, 218, 244, 305, 326, 436, 488, 545, 610, 652, 815, 872, 976, 1090, 1220, 1304, 1630, 1744, 1952, 2180, 2440, 2608, 3260, 3488, 4360, 4880, 5216, 6520, 6649, 8720, 9760, 9943, 13040, 13298, 17440, 17767, 19886, 26080, 26596, 33245, 35534, 39772, 49715, 53192, 66490, 71068, 79544, 88835, 99430, 106384, 132980, 142136, 159088, 177670, 198860, 212768, 265960, 284272, 318176, 355340, 397720, 531920, 568544, 710680, 795440, 1063840, 1083787, 1421360, 1590880, 2167574, 2842720, 4335148, 5418935, 8670296, 10837870, 17340592, 21675740, 34681184, 43351480, 86702960, 173405920]

約数ペア:

[(1, 173405920), (2, 86702960), (4, 43351480), (5, 34681184), (8, 21675740), (10, 17340592), (16, 10837870), (20, 8670296), (32, 5418935), (40, 4335148), (61, 2842720), (80, 2167574), (109, 1590880), (122, 1421360), (160, 1083787), (163, 1063840), (218, 795440), (244, 710680), (305, 568544), (326, 531920), (436, 397720), (488, 355340), (545, 318176), (610, 284272), (652, 265960), (815, 212768), (872, 198860), (976, 177670), (1090, 159088), (1220, 142136), (1304, 132980), (1630, 106384), (1744, 99430), (1952, 88835), (2180, 79544), (2440, 71068), (2608, 66490), (3260, 53192), (3488, 49715), (4360, 39772), (4880, 35534), (5216, 33245), (6520, 26596), (6649, 26080), (8720, 19886), (9760, 17767), (9943, 17440), (13040, 13298)]