164455280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10993}}^1$

素因数の和:11034

約数の個数: 80

約数和(自身を含む): 441694944

約数和(自身を除く): 277239664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 10993, 14960, 21986, 43972, 54965, 87944, 109930, 120923, 175888, 186881, 219860, 241846, 373762, 439720, 483692, 604615, 747524, 879440, 934405, 967384, 1209230, 1495048, 1868810, 1934768, 2055691, 2418460, 2990096, 3737620, 4111382, 4836920, 7475240, 8222764, 9673840, 10278455, 14950480, 16445528, 20556910, 32891056, 41113820, 82227640, 164455280]

約数ペア:

[(1, 164455280), (2, 82227640), (4, 41113820), (5, 32891056), (8, 20556910), (10, 16445528), (11, 14950480), (16, 10278455), (17, 9673840), (20, 8222764), (22, 7475240), (34, 4836920), (40, 4111382), (44, 3737620), (55, 2990096), (68, 2418460), (80, 2055691), (85, 1934768), (88, 1868810), (110, 1495048), (136, 1209230), (170, 967384), (176, 934405), (187, 879440), (220, 747524), (272, 604615), (340, 483692), (374, 439720), (440, 373762), (680, 241846), (748, 219860), (880, 186881), (935, 175888), (1360, 120923), (1496, 109930), (1870, 87944), (2992, 54965), (3740, 43972), (7480, 21986), (10993, 14960)]