420199680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1$

素因数の和:1596

約数の個数: 144

約数和(自身を含む): 1361304000

約数和(自身を除く): 941104320

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, 1460, 1499, 1752, 1920, 2190, 2336, 2920, 2998, 3504, 3840, 4380, 4497, 4672, 5840, 5996, 7008, 7495, 8760, 8994, 9344, 11680, 11992, 14016, 14990, 17520, 17988, 18688, 22485, 23360, 23984, 28032, 29980, 35040, 35976, 44970, 46720, 47968, 56064, 59960, 70080, 71952, 89940, 93440, 95936, 109427, 119920, 140160, 143904, 179880, 191872, 218854, 239840, 280320, 287808, 328281, 359760, 383744, 437708, 479680, 547135, 575616, 656562, 719520, 875416, 959360, 1094270, 1151232, 1313124, 1439040, 1641405, 1750832, 1918720, 2188540, 2626248, 2878080, 3282810, 3501664, 4377080, 5252496, 5756160, 6565620, 7003328, 8754160, 10504992, 13131240, 14006656, 17508320, 21009984, 26262480, 28013312, 35016640, 42019968, 52524960, 70033280, 84039936, 105049920, 140066560, 210099840, 420199680]

約数ペア:

[(1, 420199680), (2, 210099840), (3, 140066560), (4, 105049920), (5, 84039936), (6, 70033280), (8, 52524960), (10, 42019968), (12, 35016640), (15, 28013312), (16, 26262480), (20, 21009984), (24, 17508320), (30, 14006656), (32, 13131240), (40, 10504992), (48, 8754160), (60, 7003328), (64, 6565620), (73, 5756160), (80, 5252496), (96, 4377080), (120, 3501664), (128, 3282810), (146, 2878080), (160, 2626248), (192, 2188540), (219, 1918720), (240, 1750832), (256, 1641405), (292, 1439040), (320, 1313124), (365, 1151232), (384, 1094270), (438, 959360), (480, 875416), (584, 719520), (640, 656562), (730, 575616), (768, 547135), (876, 479680), (960, 437708), (1095, 383744), (1168, 359760), (1280, 328281), (1460, 287808), (1499, 280320), (1752, 239840), (1920, 218854), (2190, 191872), (2336, 179880), (2920, 143904), (2998, 140160), (3504, 119920), (3840, 109427), (4380, 95936), (4497, 93440), (4672, 89940), (5840, 71952), (5996, 70080), (7008, 59960), (7495, 56064), (8760, 47968), (8994, 46720), (9344, 44970), (11680, 35976), (11992, 35040), (14016, 29980), (14990, 28032), (17520, 23984), (17988, 23360), (18688, 22485)]