1137720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 3600000

約数和(自身を除く): 2462280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 499, 570, 760, 998, 1140, 1497, 1996, 2280, 2495, 2994, 3992, 4990, 5988, 7485, 9481, 9980, 11976, 14970, 18962, 19960, 28443, 29940, 37924, 47405, 56886, 59880, 75848, 94810, 113772, 142215, 189620, 227544, 284430, 379240, 568860, 1137720]

約数ペア:

[(1, 1137720), (2, 568860), (3, 379240), (4, 284430), (5, 227544), (6, 189620), (8, 142215), (10, 113772), (12, 94810), (15, 75848), (19, 59880), (20, 56886), (24, 47405), (30, 37924), (38, 29940), (40, 28443), (57, 19960), (60, 18962), (76, 14970), (95, 11976), (114, 9980), (120, 9481), (152, 7485), (190, 5988), (228, 4990), (285, 3992), (380, 2994), (456, 2495), (499, 2280), (570, 1996), (760, 1497), (998, 1140)]