156632420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{577}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 384677496

約数和(自身を除く): 228045076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 277, 490, 554, 577, 980, 1108, 1154, 1385, 1939, 2308, 2770, 2885, 3878, 4039, 5540, 5770, 7756, 8078, 9695, 11540, 13573, 16156, 19390, 20195, 27146, 28273, 38780, 40390, 54292, 56546, 67865, 80780, 113092, 135730, 141365, 159829, 271460, 282730, 319658, 565460, 639316, 799145, 1118803, 1598290, 2237606, 3196580, 4475212, 5594015, 7831621, 11188030, 15663242, 22376060, 31326484, 39158105, 78316210, 156632420]

約数ペア:

[(1, 156632420), (2, 78316210), (4, 39158105), (5, 31326484), (7, 22376060), (10, 15663242), (14, 11188030), (20, 7831621), (28, 5594015), (35, 4475212), (49, 3196580), (70, 2237606), (98, 1598290), (140, 1118803), (196, 799145), (245, 639316), (277, 565460), (490, 319658), (554, 282730), (577, 271460), (980, 159829), (1108, 141365), (1154, 135730), (1385, 113092), (1939, 80780), (2308, 67865), (2770, 56546), (2885, 54292), (3878, 40390), (4039, 38780), (5540, 28273), (5770, 27146), (7756, 20195), (8078, 19390), (9695, 16156), (11540, 13573)]