1319880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 4199040

約数和(自身を除く): 2879160

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, 647, 680, 1020, 1294, 1941, 2040, 2588, 3235, 3882, 5176, 6470, 7764, 9705, 10999, 12940, 15528, 19410, 21998, 25880, 32997, 38820, 43996, 54995, 65994, 77640, 87992, 109990, 131988, 164985, 219980, 263976, 329970, 439960, 659940, 1319880]

約数ペア:

[(1, 1319880), (2, 659940), (3, 439960), (4, 329970), (5, 263976), (6, 219980), (8, 164985), (10, 131988), (12, 109990), (15, 87992), (17, 77640), (20, 65994), (24, 54995), (30, 43996), (34, 38820), (40, 32997), (51, 25880), (60, 21998), (68, 19410), (85, 15528), (102, 12940), (120, 10999), (136, 9705), (170, 7764), (204, 6470), (255, 5176), (340, 3882), (408, 3235), (510, 2588), (647, 2040), (680, 1941), (1020, 1294)]