864430160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42709}}^1$

素因数の和:42756

約数の個数: 80

約数和(自身を含む): 2287889280

約数和(自身を除く): 1423459120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 20240, 42709, 85418, 170836, 213545, 341672, 427090, 469799, 683344, 854180, 939598, 982307, 1708360, 1879196, 1964614, 2348995, 3416720, 3758392, 3929228, 4697990, 4911535, 7516784, 7858456, 9395980, 9823070, 10805377, 15716912, 18791960, 19646140, 21610754, 37583920, 39292280, 43221508, 54026885, 78584560, 86443016, 108053770, 172886032, 216107540, 432215080, 864430160]

約数ペア:

[(1, 864430160), (2, 432215080), (4, 216107540), (5, 172886032), (8, 108053770), (10, 86443016), (11, 78584560), (16, 54026885), (20, 43221508), (22, 39292280), (23, 37583920), (40, 21610754), (44, 19646140), (46, 18791960), (55, 15716912), (80, 10805377), (88, 9823070), (92, 9395980), (110, 7858456), (115, 7516784), (176, 4911535), (184, 4697990), (220, 3929228), (230, 3758392), (253, 3416720), (368, 2348995), (440, 1964614), (460, 1879196), (506, 1708360), (880, 982307), (920, 939598), (1012, 854180), (1265, 683344), (1840, 469799), (2024, 427090), (2530, 341672), (4048, 213545), (5060, 170836), (10120, 85418), (20240, 42709)]