215964848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1794

約数の個数: 80

約数和(自身を含む): 491968512

約数和(自身を除く): 276003664

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 44, 46, 62, 88, 92, 124, 176, 184, 248, 253, 341, 368, 496, 506, 682, 713, 1012, 1364, 1426, 1721, 2024, 2728, 2852, 3442, 4048, 5456, 5704, 6884, 7843, 11408, 13768, 15686, 18931, 27536, 31372, 37862, 39583, 53351, 62744, 75724, 79166, 106702, 125488, 151448, 158332, 213404, 302896, 316664, 426808, 435413, 586861, 633328, 853616, 870826, 1173722, 1227073, 1741652, 2347444, 2454146, 3483304, 4694888, 4908292, 6966608, 9389776, 9816584, 13497803, 19633168, 26995606, 53991212, 107982424, 215964848]

約数ペア:

[(1, 215964848), (2, 107982424), (4, 53991212), (8, 26995606), (11, 19633168), (16, 13497803), (22, 9816584), (23, 9389776), (31, 6966608), (44, 4908292), (46, 4694888), (62, 3483304), (88, 2454146), (92, 2347444), (124, 1741652), (176, 1227073), (184, 1173722), (248, 870826), (253, 853616), (341, 633328), (368, 586861), (496, 435413), (506, 426808), (682, 316664), (713, 302896), (1012, 213404), (1364, 158332), (1426, 151448), (1721, 125488), (2024, 106702), (2728, 79166), (2852, 75724), (3442, 62744), (4048, 53351), (5456, 39583), (5704, 37862), (6884, 31372), (7843, 27536), (11408, 18931), (13768, 15686)]