395288320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 1092869568

約数和(自身を除く): 697581248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 157, 160, 224, 256, 280, 281, 314, 320, 448, 560, 562, 628, 640, 785, 896, 1099, 1120, 1124, 1256, 1280, 1405, 1570, 1792, 1967, 2198, 2240, 2248, 2512, 2810, 3140, 3934, 4396, 4480, 4496, 5024, 5495, 5620, 6280, 7868, 8792, 8960, 8992, 9835, 10048, 10990, 11240, 12560, 15736, 17584, 17984, 19670, 20096, 21980, 22480, 25120, 31472, 35168, 35968, 39340, 40192, 43960, 44117, 44960, 50240, 62944, 70336, 71936, 78680, 87920, 88234, 89920, 100480, 125888, 140672, 157360, 175840, 176468, 179840, 200960, 220585, 251776, 281344, 308819, 314720, 351680, 352936, 359680, 441170, 503552, 617638, 629440, 703360, 705872, 882340, 1235276, 1258880, 1406720, 1411744, 1544095, 1764680, 2470552, 2517760, 2823488, 3088190, 3529360, 4941104, 5646976, 6176380, 7058720, 9882208, 11293952, 12352760, 14117440, 19764416, 24705520, 28234880, 39528832, 49411040, 56469760, 79057664, 98822080, 197644160, 395288320]

約数ペア:

[(1, 395288320), (2, 197644160), (4, 98822080), (5, 79057664), (7, 56469760), (8, 49411040), (10, 39528832), (14, 28234880), (16, 24705520), (20, 19764416), (28, 14117440), (32, 12352760), (35, 11293952), (40, 9882208), (56, 7058720), (64, 6176380), (70, 5646976), (80, 4941104), (112, 3529360), (128, 3088190), (140, 2823488), (157, 2517760), (160, 2470552), (224, 1764680), (256, 1544095), (280, 1411744), (281, 1406720), (314, 1258880), (320, 1235276), (448, 882340), (560, 705872), (562, 703360), (628, 629440), (640, 617638), (785, 503552), (896, 441170), (1099, 359680), (1120, 352936), (1124, 351680), (1256, 314720), (1280, 308819), (1405, 281344), (1570, 251776), (1792, 220585), (1967, 200960), (2198, 179840), (2240, 176468), (2248, 175840), (2512, 157360), (2810, 140672), (3140, 125888), (3934, 100480), (4396, 89920), (4480, 88234), (4496, 87920), (5024, 78680), (5495, 71936), (5620, 70336), (6280, 62944), (7868, 50240), (8792, 44960), (8960, 44117), (8992, 43960), (9835, 40192), (10048, 39340), (10990, 35968), (11240, 35168), (12560, 31472), (15736, 25120), (17584, 22480), (17984, 21980), (19670, 20096)]