242053840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{18793}}^1$

素因数の和:18836

約数の個数: 80

約数和(自身を含む): 671171328

約数和(自身を除く): 429117488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 18793, 37586, 75172, 93965, 131551, 150344, 187930, 263102, 300688, 375860, 432239, 526204, 657755, 751720, 864478, 1052408, 1315510, 1503440, 1728956, 2104816, 2161195, 2631020, 3025673, 3457912, 4322390, 5262040, 6051346, 6915824, 8644780, 10524080, 12102692, 15128365, 17289560, 24205384, 30256730, 34579120, 48410768, 60513460, 121026920, 242053840]

約数ペア:

[(1, 242053840), (2, 121026920), (4, 60513460), (5, 48410768), (7, 34579120), (8, 30256730), (10, 24205384), (14, 17289560), (16, 15128365), (20, 12102692), (23, 10524080), (28, 8644780), (35, 6915824), (40, 6051346), (46, 5262040), (56, 4322390), (70, 3457912), (80, 3025673), (92, 2631020), (112, 2161195), (115, 2104816), (140, 1728956), (161, 1503440), (184, 1315510), (230, 1052408), (280, 864478), (322, 751720), (368, 657755), (460, 526204), (560, 432239), (644, 375860), (805, 300688), (920, 263102), (1288, 187930), (1610, 150344), (1840, 131551), (2576, 93965), (3220, 75172), (6440, 37586), (12880, 18793)]