87319120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 233342208

約数和(自身を除く): 146023088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 560, 647, 964, 1205, 1294, 1687, 1928, 2410, 2588, 3235, 3374, 3856, 4529, 4820, 5176, 6470, 6748, 8435, 9058, 9640, 10352, 12940, 13496, 16870, 18116, 19280, 22645, 25880, 26992, 33740, 36232, 45290, 51760, 67480, 72464, 90580, 134960, 155927, 181160, 311854, 362320, 623708, 779635, 1091489, 1247416, 1559270, 2182978, 2494832, 3118540, 4365956, 5457445, 6237080, 8731912, 10914890, 12474160, 17463824, 21829780, 43659560, 87319120]

約数ペア:

[(1, 87319120), (2, 43659560), (4, 21829780), (5, 17463824), (7, 12474160), (8, 10914890), (10, 8731912), (14, 6237080), (16, 5457445), (20, 4365956), (28, 3118540), (35, 2494832), (40, 2182978), (56, 1559270), (70, 1247416), (80, 1091489), (112, 779635), (140, 623708), (241, 362320), (280, 311854), (482, 181160), (560, 155927), (647, 134960), (964, 90580), (1205, 72464), (1294, 67480), (1687, 51760), (1928, 45290), (2410, 36232), (2588, 33740), (3235, 26992), (3374, 25880), (3856, 22645), (4529, 19280), (4820, 18116), (5176, 16870), (6470, 13496), (6748, 12940), (8435, 10352), (9058, 9640)]