285641972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 108

約数和(自身を含む): 671315904

約数和(自身を除く): 385673932

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 361, 367, 418, 532, 539, 722, 734, 836, 931, 1078, 1444, 1463, 1468, 1862, 2156, 2527, 2569, 2926, 3724, 3971, 4037, 5054, 5138, 5852, 6973, 7942, 8074, 10108, 10241, 10276, 13946, 15884, 16148, 17689, 17983, 20482, 27797, 27892, 28259, 35378, 35966, 40964, 48811, 55594, 56518, 70756, 71932, 76703, 97622, 111188, 113036, 132487, 153406, 194579, 195244, 197813, 264974, 306812, 341677, 389158, 395626, 529948, 536921, 683354, 778316, 791252, 927409, 1073842, 1366708, 1457357, 1854818, 2147684, 2914714, 3709636, 3758447, 5829428, 6491863, 7516894, 10201499, 12983726, 15033788, 20402998, 25967452, 40805996, 71410493, 142820986, 285641972]

約数ペア:

[(1, 285641972), (2, 142820986), (4, 71410493), (7, 40805996), (11, 25967452), (14, 20402998), (19, 15033788), (22, 12983726), (28, 10201499), (38, 7516894), (44, 6491863), (49, 5829428), (76, 3758447), (77, 3709636), (98, 2914714), (133, 2147684), (154, 1854818), (196, 1457357), (209, 1366708), (266, 1073842), (308, 927409), (361, 791252), (367, 778316), (418, 683354), (532, 536921), (539, 529948), (722, 395626), (734, 389158), (836, 341677), (931, 306812), (1078, 264974), (1444, 197813), (1463, 195244), (1468, 194579), (1862, 153406), (2156, 132487), (2527, 113036), (2569, 111188), (2926, 97622), (3724, 76703), (3971, 71932), (4037, 70756), (5054, 56518), (5138, 55594), (5852, 48811), (6973, 40964), (7942, 35966), (8074, 35378), (10108, 28259), (10241, 27892), (10276, 27797), (13946, 20482), (15884, 17983), (16148, 17689)]