161110360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 397586880

約数和(自身を除く): 236476520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 71, 85, 94, 136, 142, 170, 188, 235, 284, 340, 355, 376, 470, 568, 680, 710, 799, 940, 1207, 1420, 1598, 1880, 2414, 2840, 3196, 3337, 3995, 4828, 5041, 6035, 6392, 6674, 7990, 9656, 10082, 12070, 13348, 15980, 16685, 20164, 24140, 25205, 26696, 31960, 33370, 40328, 48280, 50410, 56729, 66740, 85697, 100820, 113458, 133480, 171394, 201640, 226916, 236927, 283645, 342788, 428485, 453832, 473854, 567290, 685576, 856970, 947708, 1134580, 1184635, 1713940, 1895416, 2269160, 2369270, 3427880, 4027759, 4738540, 8055518, 9477080, 16111036, 20138795, 32222072, 40277590, 80555180, 161110360]

約数ペア:

[(1, 161110360), (2, 80555180), (4, 40277590), (5, 32222072), (8, 20138795), (10, 16111036), (17, 9477080), (20, 8055518), (34, 4738540), (40, 4027759), (47, 3427880), (68, 2369270), (71, 2269160), (85, 1895416), (94, 1713940), (136, 1184635), (142, 1134580), (170, 947708), (188, 856970), (235, 685576), (284, 567290), (340, 473854), (355, 453832), (376, 428485), (470, 342788), (568, 283645), (680, 236927), (710, 226916), (799, 201640), (940, 171394), (1207, 133480), (1420, 113458), (1598, 100820), (1880, 85697), (2414, 66740), (2840, 56729), (3196, 50410), (3337, 48280), (3995, 40328), (4828, 33370), (5041, 31960), (6035, 26696), (6392, 25205), (6674, 24140), (7990, 20164), (9656, 16685), (10082, 15980), (12070, 13348)]