131456920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27617}}^1$

素因数の和:27652

約数の個数: 64

約数和(自身を含む): 357929280

約数和(自身を除く): 226472360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 27617, 55234, 110468, 138085, 193319, 220936, 276170, 386638, 469489, 552340, 773276, 938978, 966595, 1104680, 1546552, 1877956, 1933190, 2347445, 3286423, 3755912, 3866380, 4694890, 6572846, 7732760, 9389780, 13145692, 16432115, 18779560, 26291384, 32864230, 65728460, 131456920]

約数ペア:

[(1, 131456920), (2, 65728460), (4, 32864230), (5, 26291384), (7, 18779560), (8, 16432115), (10, 13145692), (14, 9389780), (17, 7732760), (20, 6572846), (28, 4694890), (34, 3866380), (35, 3755912), (40, 3286423), (56, 2347445), (68, 1933190), (70, 1877956), (85, 1546552), (119, 1104680), (136, 966595), (140, 938978), (170, 773276), (238, 552340), (280, 469489), (340, 386638), (476, 276170), (595, 220936), (680, 193319), (952, 138085), (1190, 110468), (2380, 55234), (4760, 27617)]