90153560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14040

約数の個数: 64

約数和(自身を含む): 241920000

約数和(自身を除く): 151766440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 13999, 27998, 55996, 69995, 97993, 111992, 139990, 195986, 279980, 321977, 391972, 489965, 559960, 643954, 783944, 979930, 1287908, 1609885, 1959860, 2253839, 2575816, 3219770, 3919720, 4507678, 6439540, 9015356, 11269195, 12879080, 18030712, 22538390, 45076780, 90153560]

約数ペア:

[(1, 90153560), (2, 45076780), (4, 22538390), (5, 18030712), (7, 12879080), (8, 11269195), (10, 9015356), (14, 6439540), (20, 4507678), (23, 3919720), (28, 3219770), (35, 2575816), (40, 2253839), (46, 1959860), (56, 1609885), (70, 1287908), (92, 979930), (115, 783944), (140, 643954), (161, 559960), (184, 489965), (230, 391972), (280, 321977), (322, 279980), (460, 195986), (644, 139990), (805, 111992), (920, 97993), (1288, 69995), (1610, 55996), (3220, 27998), (6440, 13999)]