56399880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27647}}^1$

素因数の和:27678

約数の個数: 64

約数和(自身を含む): 179159040

約数和(自身を除く): 122759160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 27647, 55294, 82941, 110588, 138235, 165882, 221176, 276470, 331764, 414705, 469999, 552940, 663528, 829410, 939998, 1105880, 1409997, 1658820, 1879996, 2349995, 2819994, 3317640, 3759992, 4699990, 5639988, 7049985, 9399980, 11279976, 14099970, 18799960, 28199940, 56399880]

約数ペア:

[(1, 56399880), (2, 28199940), (3, 18799960), (4, 14099970), (5, 11279976), (6, 9399980), (8, 7049985), (10, 5639988), (12, 4699990), (15, 3759992), (17, 3317640), (20, 2819994), (24, 2349995), (30, 1879996), (34, 1658820), (40, 1409997), (51, 1105880), (60, 939998), (68, 829410), (85, 663528), (102, 552940), (120, 469999), (136, 414705), (170, 331764), (204, 276470), (255, 221176), (340, 165882), (408, 138235), (510, 110588), (680, 82941), (1020, 55294), (2040, 27647)]