638352

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 2166528

約数和(自身を除く): 1528176

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 31, 33, 36, 39, 44, 48, 52, 62, 66, 72, 78, 88, 93, 99, 104, 117, 124, 132, 143, 144, 156, 176, 186, 198, 208, 234, 248, 264, 279, 286, 312, 341, 372, 396, 403, 429, 468, 496, 528, 558, 572, 624, 682, 744, 792, 806, 858, 936, 1023, 1116, 1144, 1209, 1287, 1364, 1488, 1584, 1612, 1716, 1872, 2046, 2232, 2288, 2418, 2574, 2728, 3069, 3224, 3432, 3627, 4092, 4433, 4464, 4836, 5148, 5456, 6138, 6448, 6864, 7254, 8184, 8866, 9672, 10296, 12276, 13299, 14508, 16368, 17732, 19344, 20592, 24552, 26598, 29016, 35464, 39897, 49104, 53196, 58032, 70928, 79794, 106392, 159588, 212784, 319176, 638352]

約数ペア:

[(1, 638352), (2, 319176), (3, 212784), (4, 159588), (6, 106392), (8, 79794), (9, 70928), (11, 58032), (12, 53196), (13, 49104), (16, 39897), (18, 35464), (22, 29016), (24, 26598), (26, 24552), (31, 20592), (33, 19344), (36, 17732), (39, 16368), (44, 14508), (48, 13299), (52, 12276), (62, 10296), (66, 9672), (72, 8866), (78, 8184), (88, 7254), (93, 6864), (99, 6448), (104, 6138), (117, 5456), (124, 5148), (132, 4836), (143, 4464), (144, 4433), (156, 4092), (176, 3627), (186, 3432), (198, 3224), (208, 3069), (234, 2728), (248, 2574), (264, 2418), (279, 2288), (286, 2232), (312, 2046), (341, 1872), (372, 1716), (396, 1612), (403, 1584), (429, 1488), (468, 1364), (496, 1287), (528, 1209), (558, 1144), (572, 1116), (624, 1023), (682, 936), (744, 858), (792, 806)]