223919892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1979}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 648648000

約数和(自身を除く): 424728108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 449, 898, 1347, 1796, 1979, 2694, 3143, 3958, 4041, 5388, 5937, 6286, 7916, 8082, 9429, 11874, 12572, 13853, 16164, 17811, 18858, 23748, 27706, 28287, 35622, 37716, 41559, 55412, 56574, 71244, 83118, 113148, 124677, 166236, 249354, 498708, 888571, 1777142, 2665713, 3554284, 5331426, 6219997, 7997139, 10662852, 12439994, 15994278, 18659991, 24879988, 31988556, 37319982, 55979973, 74639964, 111959946, 223919892]

約数ペア:

[(1, 223919892), (2, 111959946), (3, 74639964), (4, 55979973), (6, 37319982), (7, 31988556), (9, 24879988), (12, 18659991), (14, 15994278), (18, 12439994), (21, 10662852), (28, 7997139), (36, 6219997), (42, 5331426), (63, 3554284), (84, 2665713), (126, 1777142), (252, 888571), (449, 498708), (898, 249354), (1347, 166236), (1796, 124677), (1979, 113148), (2694, 83118), (3143, 71244), (3958, 56574), (4041, 55412), (5388, 41559), (5937, 37716), (6286, 35622), (7916, 28287), (8082, 27706), (9429, 23748), (11874, 18858), (12572, 17811), (13853, 16164)]