89939880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{249833}}^1$

素因数の和:249850

約数の個数: 48

約数和(自身を含む): 292305780

約数和(自身を除く): 202365900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 249833, 499666, 749499, 999332, 1249165, 1498998, 1998664, 2248497, 2498330, 2997996, 3747495, 4496994, 4996660, 5995992, 7494990, 8993988, 9993320, 11242485, 14989980, 17987976, 22484970, 29979960, 44969940, 89939880]

約数ペア:

[(1, 89939880), (2, 44969940), (3, 29979960), (4, 22484970), (5, 17987976), (6, 14989980), (8, 11242485), (9, 9993320), (10, 8993988), (12, 7494990), (15, 5995992), (18, 4996660), (20, 4496994), (24, 3747495), (30, 2997996), (36, 2498330), (40, 2248497), (45, 1998664), (60, 1498998), (72, 1249165), (90, 999332), (120, 749499), (180, 499666), (360, 249833)]