191271640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8647}}^1$

素因数の和:8744

約数の個数: 64

約数和(自身を含む): 498124800

約数和(自身を除く): 306853160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 8647, 11060, 17294, 22120, 34588, 43235, 60529, 69176, 86470, 121058, 172940, 242116, 302645, 345880, 484232, 605290, 683113, 1210580, 1366226, 2421160, 2732452, 3415565, 4781791, 5464904, 6831130, 9563582, 13662260, 19127164, 23908955, 27324520, 38254328, 47817910, 95635820, 191271640]

約数ペア:

[(1, 191271640), (2, 95635820), (4, 47817910), (5, 38254328), (7, 27324520), (8, 23908955), (10, 19127164), (14, 13662260), (20, 9563582), (28, 6831130), (35, 5464904), (40, 4781791), (56, 3415565), (70, 2732452), (79, 2421160), (140, 1366226), (158, 1210580), (280, 683113), (316, 605290), (395, 484232), (553, 345880), (632, 302645), (790, 242116), (1106, 172940), (1580, 121058), (2212, 86470), (2765, 69176), (3160, 60529), (4424, 43235), (5530, 34588), (8647, 22120), (11060, 17294)]