77686140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{184967}}^1$

素因数の和:184986

約数の個数: 48

約数和(自身を含む): 248596992

約数和(自身を除く): 170910852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 184967, 369934, 554901, 739868, 924835, 1109802, 1294769, 1849670, 2219604, 2589538, 2774505, 3699340, 3884307, 5179076, 5549010, 6473845, 7768614, 11098020, 12947690, 15537228, 19421535, 25895380, 38843070, 77686140]

約数ペア:

[(1, 77686140), (2, 38843070), (3, 25895380), (4, 19421535), (5, 15537228), (6, 12947690), (7, 11098020), (10, 7768614), (12, 6473845), (14, 5549010), (15, 5179076), (20, 3884307), (21, 3699340), (28, 2774505), (30, 2589538), (35, 2219604), (42, 1849670), (60, 1294769), (70, 1109802), (84, 924835), (105, 739868), (140, 554901), (210, 369934), (420, 184967)]