215838350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 514654560

約数和(自身を除く): 298816210

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 41, 50, 65, 70, 82, 89, 91, 130, 169, 175, 178, 182, 205, 287, 325, 338, 350, 410, 445, 455, 533, 574, 623, 650, 845, 890, 910, 1025, 1066, 1157, 1183, 1246, 1435, 1690, 2050, 2225, 2275, 2314, 2366, 2665, 2870, 3115, 3649, 3731, 4225, 4450, 4550, 5330, 5785, 5915, 6230, 6929, 7175, 7298, 7462, 8099, 8450, 11570, 11830, 13325, 13858, 14350, 15041, 15575, 16198, 18245, 18655, 25543, 26650, 28925, 29575, 30082, 31150, 34645, 36490, 37310, 40495, 47437, 48503, 51086, 57850, 59150, 69290, 75205, 80990, 91225, 93275, 94874, 97006, 105287, 127715, 150410, 173225, 182450, 186550, 202475, 210574, 237185, 242515, 255430, 332059, 346450, 376025, 404950, 474370, 485030, 526435, 616681, 638575, 664118, 752050, 1052870, 1185925, 1212575, 1233362, 1277150, 1660295, 2371850, 2425150, 2632175, 3083405, 3320590, 4316767, 5264350, 6166810, 8301475, 8633534, 15417025, 16602950, 21583835, 30834050, 43167670, 107919175, 215838350]

約数ペア:

[(1, 215838350), (2, 107919175), (5, 43167670), (7, 30834050), (10, 21583835), (13, 16602950), (14, 15417025), (25, 8633534), (26, 8301475), (35, 6166810), (41, 5264350), (50, 4316767), (65, 3320590), (70, 3083405), (82, 2632175), (89, 2425150), (91, 2371850), (130, 1660295), (169, 1277150), (175, 1233362), (178, 1212575), (182, 1185925), (205, 1052870), (287, 752050), (325, 664118), (338, 638575), (350, 616681), (410, 526435), (445, 485030), (455, 474370), (533, 404950), (574, 376025), (623, 346450), (650, 332059), (845, 255430), (890, 242515), (910, 237185), (1025, 210574), (1066, 202475), (1157, 186550), (1183, 182450), (1246, 173225), (1435, 150410), (1690, 127715), (2050, 105287), (2225, 97006), (2275, 94874), (2314, 93275), (2366, 91225), (2665, 80990), (2870, 75205), (3115, 69290), (3649, 59150), (3731, 57850), (4225, 51086), (4450, 48503), (4550, 47437), (5330, 40495), (5785, 37310), (5915, 36490), (6230, 34645), (6929, 31150), (7175, 30082), (7298, 29575), (7462, 28925), (8099, 26650), (8450, 25543), (11570, 18655), (11830, 18245), (13325, 16198), (13858, 15575), (14350, 15041)]