118228240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 299980800

約数和(自身を除く): 181752560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1439, 1580, 2054, 2878, 3160, 4108, 5135, 5756, 6320, 7195, 8216, 10270, 11512, 14390, 16432, 18707, 20540, 23024, 28780, 37414, 41080, 57560, 74828, 82160, 93535, 113681, 115120, 149656, 187070, 227362, 299312, 374140, 454724, 568405, 748280, 909448, 1136810, 1477853, 1496560, 1818896, 2273620, 2955706, 4547240, 5911412, 7389265, 9094480, 11822824, 14778530, 23645648, 29557060, 59114120, 118228240]

約数ペア:

[(1, 118228240), (2, 59114120), (4, 29557060), (5, 23645648), (8, 14778530), (10, 11822824), (13, 9094480), (16, 7389265), (20, 5911412), (26, 4547240), (40, 2955706), (52, 2273620), (65, 1818896), (79, 1496560), (80, 1477853), (104, 1136810), (130, 909448), (158, 748280), (208, 568405), (260, 454724), (316, 374140), (395, 299312), (520, 227362), (632, 187070), (790, 149656), (1027, 115120), (1040, 113681), (1264, 93535), (1439, 82160), (1580, 74828), (2054, 57560), (2878, 41080), (3160, 37414), (4108, 28780), (5135, 23024), (5756, 20540), (6320, 18707), (7195, 16432), (8216, 14390), (10270, 11512)]