398895360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1520

約数の個数: 144

約数和(自身を含む): 1292331264

約数和(自身を除く): 893435904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 256, 292, 320, 365, 384, 438, 480, 584, 640, 730, 768, 876, 960, 1095, 1168, 1280, 1423, 1460, 1752, 1920, 2190, 2336, 2846, 2920, 3504, 3840, 4269, 4380, 4672, 5692, 5840, 7008, 7115, 8538, 8760, 9344, 11384, 11680, 14016, 14230, 17076, 17520, 18688, 21345, 22768, 23360, 28032, 28460, 34152, 35040, 42690, 45536, 46720, 56064, 56920, 68304, 70080, 85380, 91072, 93440, 103879, 113840, 136608, 140160, 170760, 182144, 207758, 227680, 273216, 280320, 311637, 341520, 364288, 415516, 455360, 519395, 546432, 623274, 683040, 831032, 910720, 1038790, 1092864, 1246548, 1366080, 1558185, 1662064, 1821440, 2077580, 2493096, 2732160, 3116370, 3324128, 4155160, 4986192, 5464320, 6232740, 6648256, 8310320, 9972384, 12465480, 13296512, 16620640, 19944768, 24930960, 26593024, 33241280, 39889536, 49861920, 66482560, 79779072, 99723840, 132965120, 199447680, 398895360]

約数ペア:

[(1, 398895360), (2, 199447680), (3, 132965120), (4, 99723840), (5, 79779072), (6, 66482560), (8, 49861920), (10, 39889536), (12, 33241280), (15, 26593024), (16, 24930960), (20, 19944768), (24, 16620640), (30, 13296512), (32, 12465480), (40, 9972384), (48, 8310320), (60, 6648256), (64, 6232740), (73, 5464320), (80, 4986192), (96, 4155160), (120, 3324128), (128, 3116370), (146, 2732160), (160, 2493096), (192, 2077580), (219, 1821440), (240, 1662064), (256, 1558185), (292, 1366080), (320, 1246548), (365, 1092864), (384, 1038790), (438, 910720), (480, 831032), (584, 683040), (640, 623274), (730, 546432), (768, 519395), (876, 455360), (960, 415516), (1095, 364288), (1168, 341520), (1280, 311637), (1423, 280320), (1460, 273216), (1752, 227680), (1920, 207758), (2190, 182144), (2336, 170760), (2846, 140160), (2920, 136608), (3504, 113840), (3840, 103879), (4269, 93440), (4380, 91072), (4672, 85380), (5692, 70080), (5840, 68304), (7008, 56920), (7115, 56064), (8538, 46720), (8760, 45536), (9344, 42690), (11384, 35040), (11680, 34152), (14016, 28460), (14230, 28032), (17076, 23360), (17520, 22768), (18688, 21345)]