249179840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 224

約数和(自身を含む): 751027200

約数和(自身を除く): 501847360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 80, 86, 91, 104, 112, 130, 140, 160, 172, 182, 199, 208, 215, 224, 260, 280, 301, 320, 344, 364, 398, 416, 430, 448, 455, 520, 559, 560, 602, 688, 728, 796, 832, 860, 910, 995, 1040, 1118, 1120, 1204, 1376, 1393, 1456, 1505, 1592, 1720, 1820, 1990, 2080, 2236, 2240, 2408, 2587, 2752, 2786, 2795, 2912, 3010, 3184, 3440, 3640, 3913, 3980, 4160, 4472, 4816, 5174, 5572, 5590, 5824, 6020, 6368, 6880, 6965, 7280, 7826, 7960, 8557, 8944, 9632, 10348, 11144, 11180, 12040, 12736, 12935, 13760, 13930, 14560, 15652, 15920, 17114, 17888, 18109, 19264, 19565, 20696, 22288, 22360, 24080, 25870, 27860, 29120, 31304, 31840, 34228, 35776, 36218, 39130, 41392, 42785, 44576, 44720, 48160, 51740, 55720, 59899, 62608, 63680, 68456, 72436, 78260, 82784, 85570, 89152, 89440, 90545, 96320, 103480, 111241, 111440, 119798, 125216, 136912, 144872, 156520, 165568, 171140, 178880, 181090, 206960, 222482, 222880, 239596, 250432, 273824, 289744, 299495, 313040, 342280, 362180, 413920, 444964, 445760, 479192, 547648, 556205, 579488, 598990, 626080, 684560, 724360, 778687, 827840, 889928, 958384, 1112410, 1158976, 1197980, 1252160, 1369120, 1448720, 1557374, 1779856, 1916768, 2224820, 2395960, 2738240, 2897440, 3114748, 3559712, 3833536, 3893435, 4449640, 4791920, 5794880, 6229496, 7119424, 7786870, 8899280, 9583840, 12458992, 15573740, 17798560, 19167680, 24917984, 31147480, 35597120, 49835968, 62294960, 124589920, 249179840]

約数ペア:

[(1, 249179840), (2, 124589920), (4, 62294960), (5, 49835968), (7, 35597120), (8, 31147480), (10, 24917984), (13, 19167680), (14, 17798560), (16, 15573740), (20, 12458992), (26, 9583840), (28, 8899280), (32, 7786870), (35, 7119424), (40, 6229496), (43, 5794880), (52, 4791920), (56, 4449640), (64, 3893435), (65, 3833536), (70, 3559712), (80, 3114748), (86, 2897440), (91, 2738240), (104, 2395960), (112, 2224820), (130, 1916768), (140, 1779856), (160, 1557374), (172, 1448720), (182, 1369120), (199, 1252160), (208, 1197980), (215, 1158976), (224, 1112410), (260, 958384), (280, 889928), (301, 827840), (320, 778687), (344, 724360), (364, 684560), (398, 626080), (416, 598990), (430, 579488), (448, 556205), (455, 547648), (520, 479192), (559, 445760), (560, 444964), (602, 413920), (688, 362180), (728, 342280), (796, 313040), (832, 299495), (860, 289744), (910, 273824), (995, 250432), (1040, 239596), (1118, 222880), (1120, 222482), (1204, 206960), (1376, 181090), (1393, 178880), (1456, 171140), (1505, 165568), (1592, 156520), (1720, 144872), (1820, 136912), (1990, 125216), (2080, 119798), (2236, 111440), (2240, 111241), (2408, 103480), (2587, 96320), (2752, 90545), (2786, 89440), (2795, 89152), (2912, 85570), (3010, 82784), (3184, 78260), (3440, 72436), (3640, 68456), (3913, 63680), (3980, 62608), (4160, 59899), (4472, 55720), (4816, 51740), (5174, 48160), (5572, 44720), (5590, 44576), (5824, 42785), (6020, 41392), (6368, 39130), (6880, 36218), (6965, 35776), (7280, 34228), (7826, 31840), (7960, 31304), (8557, 29120), (8944, 27860), (9632, 25870), (10348, 24080), (11144, 22360), (11180, 22288), (12040, 20696), (12736, 19565), (12935, 19264), (13760, 18109), (13930, 17888), (14560, 17114), (15652, 15920)]