250229120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 642232800

約数和(自身を除く): 392003680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 109, 128, 136, 160, 170, 211, 218, 272, 320, 340, 422, 436, 544, 545, 640, 680, 844, 872, 1055, 1088, 1090, 1360, 1688, 1744, 1853, 2110, 2176, 2180, 2720, 3376, 3488, 3587, 3706, 4220, 4360, 5440, 6752, 6976, 7174, 7412, 8440, 8720, 9265, 10880, 13504, 13952, 14348, 14824, 16880, 17440, 17935, 18530, 22999, 27008, 28696, 29648, 33760, 34880, 35870, 37060, 45998, 57392, 59296, 67520, 69760, 71740, 74120, 91996, 114784, 114995, 118592, 135040, 143480, 148240, 183992, 229568, 229990, 237184, 286960, 296480, 367984, 390983, 459136, 459980, 573920, 592960, 735968, 781966, 919960, 1147840, 1185920, 1471936, 1563932, 1839920, 1954915, 2295680, 2943872, 3127864, 3679840, 3909830, 6255728, 7359680, 7819660, 12511456, 14719360, 15639320, 25022912, 31278640, 50045824, 62557280, 125114560, 250229120]

約数ペア:

[(1, 250229120), (2, 125114560), (4, 62557280), (5, 50045824), (8, 31278640), (10, 25022912), (16, 15639320), (17, 14719360), (20, 12511456), (32, 7819660), (34, 7359680), (40, 6255728), (64, 3909830), (68, 3679840), (80, 3127864), (85, 2943872), (109, 2295680), (128, 1954915), (136, 1839920), (160, 1563932), (170, 1471936), (211, 1185920), (218, 1147840), (272, 919960), (320, 781966), (340, 735968), (422, 592960), (436, 573920), (544, 459980), (545, 459136), (640, 390983), (680, 367984), (844, 296480), (872, 286960), (1055, 237184), (1088, 229990), (1090, 229568), (1360, 183992), (1688, 148240), (1744, 143480), (1853, 135040), (2110, 118592), (2176, 114995), (2180, 114784), (2720, 91996), (3376, 74120), (3488, 71740), (3587, 69760), (3706, 67520), (4220, 59296), (4360, 57392), (5440, 45998), (6752, 37060), (6976, 35870), (7174, 34880), (7412, 33760), (8440, 29648), (8720, 28696), (9265, 27008), (10880, 22999), (13504, 18530), (13952, 17935), (14348, 17440), (14824, 16880)]