122399440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 292481280

約数和(自身を除く): 170081840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 107, 158, 181, 214, 316, 362, 395, 428, 535, 632, 724, 790, 856, 905, 1070, 1264, 1448, 1580, 1712, 1810, 2140, 2896, 3160, 3620, 4280, 6320, 7240, 8453, 8560, 14299, 14480, 16906, 19367, 28598, 33812, 38734, 42265, 57196, 67624, 71495, 77468, 84530, 96835, 114392, 135248, 142990, 154936, 169060, 193670, 228784, 285980, 309872, 338120, 387340, 571960, 676240, 774680, 1143920, 1529993, 1549360, 3059986, 6119972, 7649965, 12239944, 15299930, 24479888, 30599860, 61199720, 122399440]

約数ペア:

[(1, 122399440), (2, 61199720), (4, 30599860), (5, 24479888), (8, 15299930), (10, 12239944), (16, 7649965), (20, 6119972), (40, 3059986), (79, 1549360), (80, 1529993), (107, 1143920), (158, 774680), (181, 676240), (214, 571960), (316, 387340), (362, 338120), (395, 309872), (428, 285980), (535, 228784), (632, 193670), (724, 169060), (790, 154936), (856, 142990), (905, 135248), (1070, 114392), (1264, 96835), (1448, 84530), (1580, 77468), (1712, 71495), (1810, 67624), (2140, 57196), (2896, 42265), (3160, 38734), (3620, 33812), (4280, 28598), (6320, 19367), (7240, 16906), (8453, 14480), (8560, 14299)]