289573760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:728

約数の個数: 128

約数和(自身を含む): 799761600

約数和(自身を除く): 510187840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 128, 140, 160, 218, 224, 280, 320, 436, 448, 545, 560, 593, 640, 763, 872, 896, 1090, 1120, 1186, 1526, 1744, 2180, 2240, 2372, 2965, 3052, 3488, 3815, 4151, 4360, 4480, 4744, 5930, 6104, 6976, 7630, 8302, 8720, 9488, 11860, 12208, 13952, 15260, 16604, 17440, 18976, 20755, 23720, 24416, 30520, 33208, 34880, 37952, 41510, 47440, 48832, 61040, 64637, 66416, 69760, 75904, 83020, 94880, 97664, 122080, 129274, 132832, 166040, 189760, 244160, 258548, 265664, 323185, 332080, 379520, 452459, 488320, 517096, 531328, 646370, 664160, 904918, 1034192, 1292740, 1328320, 1809836, 2068384, 2262295, 2585480, 2656640, 3619672, 4136768, 4524590, 5170960, 7239344, 8273536, 9049180, 10341920, 14478688, 18098360, 20683840, 28957376, 36196720, 41367680, 57914752, 72393440, 144786880, 289573760]

約数ペア:

[(1, 289573760), (2, 144786880), (4, 72393440), (5, 57914752), (7, 41367680), (8, 36196720), (10, 28957376), (14, 20683840), (16, 18098360), (20, 14478688), (28, 10341920), (32, 9049180), (35, 8273536), (40, 7239344), (56, 5170960), (64, 4524590), (70, 4136768), (80, 3619672), (109, 2656640), (112, 2585480), (128, 2262295), (140, 2068384), (160, 1809836), (218, 1328320), (224, 1292740), (280, 1034192), (320, 904918), (436, 664160), (448, 646370), (545, 531328), (560, 517096), (593, 488320), (640, 452459), (763, 379520), (872, 332080), (896, 323185), (1090, 265664), (1120, 258548), (1186, 244160), (1526, 189760), (1744, 166040), (2180, 132832), (2240, 129274), (2372, 122080), (2965, 97664), (3052, 94880), (3488, 83020), (3815, 75904), (4151, 69760), (4360, 66416), (4480, 64637), (4744, 61040), (5930, 48832), (6104, 47440), (6976, 41510), (7630, 37952), (8302, 34880), (8720, 33208), (9488, 30520), (11860, 24416), (12208, 23720), (13952, 20755), (15260, 18976), (16604, 17440)]