123367640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16493}}^1$

素因数の和:16532

約数の個数: 64

約数和(自身を含む): 320643360

約数和(自身を除く): 197275720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 16493, 32986, 65972, 82465, 131944, 164930, 181423, 280381, 329860, 362846, 560762, 659720, 725692, 907115, 1121524, 1401905, 1451384, 1814230, 2243048, 2803810, 3084191, 3628460, 5607620, 6168382, 7256920, 11215240, 12336764, 15420955, 24673528, 30841910, 61683820, 123367640]

約数ペア:

[(1, 123367640), (2, 61683820), (4, 30841910), (5, 24673528), (8, 15420955), (10, 12336764), (11, 11215240), (17, 7256920), (20, 6168382), (22, 5607620), (34, 3628460), (40, 3084191), (44, 2803810), (55, 2243048), (68, 1814230), (85, 1451384), (88, 1401905), (110, 1121524), (136, 907115), (170, 725692), (187, 659720), (220, 560762), (340, 362846), (374, 329860), (440, 280381), (680, 181423), (748, 164930), (935, 131944), (1496, 82465), (1870, 65972), (3740, 32986), (7480, 16493)]