20146560

素因数分解:

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

素因数の和:1528

約数の個数: 128

約数和(自身を含む): 73440000

約数和(自身を除く): 53293440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1499, 1680, 1920, 2240, 2688, 2998, 3360, 4480, 4497, 5996, 6720, 7495, 8994, 10493, 11992, 13440, 14990, 17988, 20986, 22485, 23984, 29980, 31479, 35976, 41972, 44970, 47968, 52465, 59960, 62958, 71952, 83944, 89940, 95936, 104930, 119920, 125916, 143904, 157395, 167888, 179880, 191872, 209860, 239840, 251832, 287808, 314790, 335776, 359760, 419720, 479680, 503664, 575616, 629580, 671552, 719520, 839440, 959360, 1007328, 1259160, 1343104, 1439040, 1678880, 2014656, 2518320, 2878080, 3357760, 4029312, 5036640, 6715520, 10073280, 20146560]

約数ペア:

[(1, 20146560), (2, 10073280), (3, 6715520), (4, 5036640), (5, 4029312), (6, 3357760), (7, 2878080), (8, 2518320), (10, 2014656), (12, 1678880), (14, 1439040), (15, 1343104), (16, 1259160), (20, 1007328), (21, 959360), (24, 839440), (28, 719520), (30, 671552), (32, 629580), (35, 575616), (40, 503664), (42, 479680), (48, 419720), (56, 359760), (60, 335776), (64, 314790), (70, 287808), (80, 251832), (84, 239840), (96, 209860), (105, 191872), (112, 179880), (120, 167888), (128, 157395), (140, 143904), (160, 125916), (168, 119920), (192, 104930), (210, 95936), (224, 89940), (240, 83944), (280, 71952), (320, 62958), (336, 59960), (384, 52465), (420, 47968), (448, 44970), (480, 41972), (560, 35976), (640, 31479), (672, 29980), (840, 23984), (896, 22485), (960, 20986), (1120, 17988), (1344, 14990), (1499, 13440), (1680, 11992), (1920, 10493), (2240, 8994), (2688, 7495), (2998, 6720), (3360, 5996), (4480, 4497)]