320153600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 216

約数和(自身を含む): 882775530

約数和(自身を除く): 562621930

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 64, 65, 74, 80, 100, 104, 128, 130, 148, 160, 169, 185, 200, 208, 256, 260, 296, 320, 325, 338, 370, 400, 416, 481, 512, 520, 592, 640, 650, 676, 740, 800, 832, 845, 925, 962, 1024, 1040, 1184, 1280, 1300, 1352, 1480, 1600, 1664, 1690, 1850, 1924, 2048, 2080, 2368, 2405, 2560, 2600, 2704, 2960, 3200, 3328, 3380, 3700, 3848, 4160, 4225, 4736, 4810, 5120, 5200, 5408, 5920, 6253, 6400, 6656, 6760, 7400, 7696, 8320, 8450, 9472, 9620, 10240, 10400, 10816, 11840, 12025, 12506, 12800, 13312, 13520, 14800, 15392, 16640, 16900, 18944, 19240, 20800, 21632, 23680, 24050, 25012, 25600, 26624, 27040, 29600, 30784, 31265, 33280, 33800, 37888, 38480, 41600, 43264, 47360, 48100, 50024, 51200, 54080, 59200, 61568, 62530, 66560, 67600, 75776, 76960, 83200, 86528, 94720, 96200, 100048, 108160, 118400, 123136, 125060, 133120, 135200, 153920, 156325, 166400, 173056, 189440, 192400, 200096, 216320, 236800, 246272, 250120, 270400, 307840, 312650, 332800, 346112, 378880, 384800, 400192, 432640, 473600, 492544, 500240, 540800, 615680, 625300, 665600, 769600, 800384, 865280, 947200, 985088, 1000480, 1081600, 1231360, 1250600, 1539200, 1600768, 1730560, 1894400, 2000960, 2163200, 2462720, 2501200, 3078400, 3201536, 4001920, 4326400, 4925440, 5002400, 6156800, 6403072, 8003840, 8652800, 10004800, 12313600, 12806144, 16007680, 20009600, 24627200, 32015360, 40019200, 64030720, 80038400, 160076800, 320153600]

約数ペア:

[(1, 320153600), (2, 160076800), (4, 80038400), (5, 64030720), (8, 40019200), (10, 32015360), (13, 24627200), (16, 20009600), (20, 16007680), (25, 12806144), (26, 12313600), (32, 10004800), (37, 8652800), (40, 8003840), (50, 6403072), (52, 6156800), (64, 5002400), (65, 4925440), (74, 4326400), (80, 4001920), (100, 3201536), (104, 3078400), (128, 2501200), (130, 2462720), (148, 2163200), (160, 2000960), (169, 1894400), (185, 1730560), (200, 1600768), (208, 1539200), (256, 1250600), (260, 1231360), (296, 1081600), (320, 1000480), (325, 985088), (338, 947200), (370, 865280), (400, 800384), (416, 769600), (481, 665600), (512, 625300), (520, 615680), (592, 540800), (640, 500240), (650, 492544), (676, 473600), (740, 432640), (800, 400192), (832, 384800), (845, 378880), (925, 346112), (962, 332800), (1024, 312650), (1040, 307840), (1184, 270400), (1280, 250120), (1300, 246272), (1352, 236800), (1480, 216320), (1600, 200096), (1664, 192400), (1690, 189440), (1850, 173056), (1924, 166400), (2048, 156325), (2080, 153920), (2368, 135200), (2405, 133120), (2560, 125060), (2600, 123136), (2704, 118400), (2960, 108160), (3200, 100048), (3328, 96200), (3380, 94720), (3700, 86528), (3848, 83200), (4160, 76960), (4225, 75776), (4736, 67600), (4810, 66560), (5120, 62530), (5200, 61568), (5408, 59200), (5920, 54080), (6253, 51200), (6400, 50024), (6656, 48100), (6760, 47360), (7400, 43264), (7696, 41600), (8320, 38480), (8450, 37888), (9472, 33800), (9620, 33280), (10240, 31265), (10400, 30784), (10816, 29600), (11840, 27040), (12025, 26624), (12506, 25600), (12800, 25012), (13312, 24050), (13520, 23680), (14800, 21632), (15392, 20800), (16640, 19240), (16900, 18944)]