2155680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{499}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 7560000

約数和(自身を除く): 5404320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 499, 540, 720, 864, 998, 1080, 1440, 1497, 1996, 2160, 2495, 2994, 3992, 4320, 4491, 4990, 5988, 7485, 7984, 8982, 9980, 11976, 13473, 14970, 15968, 17964, 19960, 22455, 23952, 26946, 29940, 35928, 39920, 44910, 47904, 53892, 59880, 67365, 71856, 79840, 89820, 107784, 119760, 134730, 143712, 179640, 215568, 239520, 269460, 359280, 431136, 538920, 718560, 1077840, 2155680]

約数ペア:

[(1, 2155680), (2, 1077840), (3, 718560), (4, 538920), (5, 431136), (6, 359280), (8, 269460), (9, 239520), (10, 215568), (12, 179640), (15, 143712), (16, 134730), (18, 119760), (20, 107784), (24, 89820), (27, 79840), (30, 71856), (32, 67365), (36, 59880), (40, 53892), (45, 47904), (48, 44910), (54, 39920), (60, 35928), (72, 29940), (80, 26946), (90, 23952), (96, 22455), (108, 19960), (120, 17964), (135, 15968), (144, 14970), (160, 13473), (180, 11976), (216, 9980), (240, 8982), (270, 7984), (288, 7485), (360, 5988), (432, 4990), (480, 4491), (499, 4320), (540, 3992), (720, 2994), (864, 2495), (998, 2160), (1080, 1996), (1440, 1497)]