123757440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1564

約数の個数: 128

約数和(自身を含む): 403920000

約数和(自身を除く): 280162560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1499, 1720, 1920, 2064, 2580, 2752, 2998, 3440, 4128, 4497, 5160, 5504, 5996, 6880, 7495, 8256, 8994, 10320, 11992, 13760, 14990, 16512, 17988, 20640, 22485, 23984, 27520, 29980, 35976, 41280, 44970, 47968, 59960, 64457, 71952, 82560, 89940, 95936, 119920, 128914, 143904, 179880, 191872, 193371, 239840, 257828, 287808, 322285, 359760, 386742, 479680, 515656, 575616, 644570, 719520, 773484, 959360, 966855, 1031312, 1289140, 1439040, 1546968, 1933710, 2062624, 2578280, 2878080, 3093936, 3867420, 4125248, 5156560, 6187872, 7734840, 8250496, 10313120, 12375744, 15469680, 20626240, 24751488, 30939360, 41252480, 61878720, 123757440]

約数ペア:

[(1, 123757440), (2, 61878720), (3, 41252480), (4, 30939360), (5, 24751488), (6, 20626240), (8, 15469680), (10, 12375744), (12, 10313120), (15, 8250496), (16, 7734840), (20, 6187872), (24, 5156560), (30, 4125248), (32, 3867420), (40, 3093936), (43, 2878080), (48, 2578280), (60, 2062624), (64, 1933710), (80, 1546968), (86, 1439040), (96, 1289140), (120, 1031312), (128, 966855), (129, 959360), (160, 773484), (172, 719520), (192, 644570), (215, 575616), (240, 515656), (258, 479680), (320, 386742), (344, 359760), (384, 322285), (430, 287808), (480, 257828), (516, 239840), (640, 193371), (645, 191872), (688, 179880), (860, 143904), (960, 128914), (1032, 119920), (1290, 95936), (1376, 89940), (1499, 82560), (1720, 71952), (1920, 64457), (2064, 59960), (2580, 47968), (2752, 44970), (2998, 41280), (3440, 35976), (4128, 29980), (4497, 27520), (5160, 23984), (5504, 22485), (5996, 20640), (6880, 17988), (7495, 16512), (8256, 14990), (8994, 13760), (10320, 11992)]