156923732240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{178859}}^1$

素因数の和:179880

約数の個数: 80

約数和(自身を含む): 398417088960

約数和(自身を除く): 241493356720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 997, 1994, 3988, 4985, 7976, 9970, 10967, 15952, 19940, 21934, 39880, 43868, 54835, 79760, 87736, 109670, 175472, 178859, 219340, 357718, 438680, 715436, 877360, 894295, 1430872, 1788590, 1967449, 2861744, 3577180, 3934898, 7154360, 7869796, 9837245, 14308720, 15739592, 19674490, 31479184, 39348980, 78697960, 157395920, 178322423, 356644846, 713289692, 891612115, 1426579384, 1783224230, 1961546653, 2853158768, 3566448460, 3923093306, 7132896920, 7846186612, 9807733265, 14265793840, 15692373224, 19615466530, 31384746448, 39230933060, 78461866120, 156923732240]

約数ペア:

[(1, 156923732240), (2, 78461866120), (4, 39230933060), (5, 31384746448), (8, 19615466530), (10, 15692373224), (11, 14265793840), (16, 9807733265), (20, 7846186612), (22, 7132896920), (40, 3923093306), (44, 3566448460), (55, 2853158768), (80, 1961546653), (88, 1783224230), (110, 1426579384), (176, 891612115), (220, 713289692), (440, 356644846), (880, 178322423), (997, 157395920), (1994, 78697960), (3988, 39348980), (4985, 31479184), (7976, 19674490), (9970, 15739592), (10967, 14308720), (15952, 9837245), (19940, 7869796), (21934, 7154360), (39880, 3934898), (43868, 3577180), (54835, 2861744), (79760, 1967449), (87736, 1788590), (109670, 1430872), (175472, 894295), (178859, 877360), (219340, 715436), (357718, 438680)]