123800320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 348199488

約数和(自身を除く): 224399168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 337, 410, 448, 560, 574, 640, 656, 674, 820, 896, 1120, 1148, 1280, 1312, 1348, 1435, 1640, 1685, 1792, 2240, 2296, 2359, 2624, 2696, 2870, 3280, 3370, 4480, 4592, 4718, 5248, 5392, 5740, 6560, 6740, 8960, 9184, 9436, 10496, 10784, 11480, 11795, 13120, 13480, 13817, 18368, 18872, 21568, 22960, 23590, 26240, 26960, 27634, 36736, 37744, 43136, 45920, 47180, 52480, 53920, 55268, 69085, 73472, 75488, 86272, 91840, 94360, 96719, 107840, 110536, 138170, 150976, 183680, 188720, 193438, 215680, 221072, 276340, 301952, 367360, 377440, 386876, 431360, 442144, 483595, 552680, 603904, 754880, 773752, 884288, 967190, 1105360, 1509760, 1547504, 1768576, 1934380, 2210720, 3019520, 3095008, 3537152, 3868760, 4421440, 6190016, 7737520, 8842880, 12380032, 15475040, 17685760, 24760064, 30950080, 61900160, 123800320]

約数ペア:

[(1, 123800320), (2, 61900160), (4, 30950080), (5, 24760064), (7, 17685760), (8, 15475040), (10, 12380032), (14, 8842880), (16, 7737520), (20, 6190016), (28, 4421440), (32, 3868760), (35, 3537152), (40, 3095008), (41, 3019520), (56, 2210720), (64, 1934380), (70, 1768576), (80, 1547504), (82, 1509760), (112, 1105360), (128, 967190), (140, 884288), (160, 773752), (164, 754880), (205, 603904), (224, 552680), (256, 483595), (280, 442144), (287, 431360), (320, 386876), (328, 377440), (337, 367360), (410, 301952), (448, 276340), (560, 221072), (574, 215680), (640, 193438), (656, 188720), (674, 183680), (820, 150976), (896, 138170), (1120, 110536), (1148, 107840), (1280, 96719), (1312, 94360), (1348, 91840), (1435, 86272), (1640, 75488), (1685, 73472), (1792, 69085), (2240, 55268), (2296, 53920), (2359, 52480), (2624, 47180), (2696, 45920), (2870, 43136), (3280, 37744), (3370, 36736), (4480, 27634), (4592, 26960), (4718, 26240), (5248, 23590), (5392, 22960), (5740, 21568), (6560, 18872), (6740, 18368), (8960, 13817), (9184, 13480), (9436, 13120), (10496, 11795), (10784, 11480)]