168809320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1523}}^1$

素因数の和:1714

約数の個数: 64

約数和(自身を含む): 404896320

約数和(自身を除く): 236087000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 326, 340, 652, 680, 815, 1304, 1523, 1630, 2771, 3046, 3260, 5542, 6092, 6520, 7615, 11084, 12184, 13855, 15230, 22168, 25891, 27710, 30460, 51782, 55420, 60920, 103564, 110840, 129455, 207128, 248249, 258910, 496498, 517820, 992996, 1035640, 1241245, 1985992, 2482490, 4220233, 4964980, 8440466, 9929960, 16880932, 21101165, 33761864, 42202330, 84404660, 168809320]

約数ペア:

[(1, 168809320), (2, 84404660), (4, 42202330), (5, 33761864), (8, 21101165), (10, 16880932), (17, 9929960), (20, 8440466), (34, 4964980), (40, 4220233), (68, 2482490), (85, 1985992), (136, 1241245), (163, 1035640), (170, 992996), (326, 517820), (340, 496498), (652, 258910), (680, 248249), (815, 207128), (1304, 129455), (1523, 110840), (1630, 103564), (2771, 60920), (3046, 55420), (3260, 51782), (5542, 30460), (6092, 27710), (6520, 25891), (7615, 22168), (11084, 15230), (12184, 13855)]