221865952

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:864

約数の個数: 96

約数和(自身を含む): 549642240

約数和(自身を除く): 327776288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 127, 154, 176, 224, 254, 308, 352, 508, 616, 709, 889, 1016, 1232, 1397, 1418, 1778, 2032, 2464, 2794, 2836, 3556, 4064, 4963, 5588, 5672, 7112, 7799, 9779, 9926, 11176, 11344, 14224, 15598, 19558, 19852, 22352, 22688, 28448, 31196, 39116, 39704, 44704, 54593, 62392, 78232, 79408, 90043, 109186, 124784, 156464, 158816, 180086, 218372, 249568, 312928, 360172, 436744, 630301, 720344, 873488, 990473, 1260602, 1440688, 1746976, 1980946, 2521204, 2881376, 3961892, 5042408, 6933311, 7923784, 10084816, 13866622, 15847568, 20169632, 27733244, 31695136, 55466488, 110932976, 221865952]

約数ペア:

[(1, 221865952), (2, 110932976), (4, 55466488), (7, 31695136), (8, 27733244), (11, 20169632), (14, 15847568), (16, 13866622), (22, 10084816), (28, 7923784), (32, 6933311), (44, 5042408), (56, 3961892), (77, 2881376), (88, 2521204), (112, 1980946), (127, 1746976), (154, 1440688), (176, 1260602), (224, 990473), (254, 873488), (308, 720344), (352, 630301), (508, 436744), (616, 360172), (709, 312928), (889, 249568), (1016, 218372), (1232, 180086), (1397, 158816), (1418, 156464), (1778, 124784), (2032, 109186), (2464, 90043), (2794, 79408), (2836, 78232), (3556, 62392), (4064, 54593), (4963, 44704), (5588, 39704), (5672, 39116), (7112, 31196), (7799, 28448), (9779, 22688), (9926, 22352), (11176, 19852), (11344, 19558), (14224, 15598)]