40505880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1487}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 122135040

約数和(自身を除く): 81629160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 227, 454, 681, 908, 1135, 1362, 1487, 1816, 2270, 2724, 2974, 3405, 4461, 4540, 5448, 5948, 6810, 7435, 8922, 9080, 11896, 13620, 14870, 17844, 22305, 27240, 29740, 35688, 44610, 59480, 89220, 178440, 337549, 675098, 1012647, 1350196, 1687745, 2025294, 2700392, 3375490, 4050588, 5063235, 6750980, 8101176, 10126470, 13501960, 20252940, 40505880]

約数ペア:

[(1, 40505880), (2, 20252940), (3, 13501960), (4, 10126470), (5, 8101176), (6, 6750980), (8, 5063235), (10, 4050588), (12, 3375490), (15, 2700392), (20, 2025294), (24, 1687745), (30, 1350196), (40, 1012647), (60, 675098), (120, 337549), (227, 178440), (454, 89220), (681, 59480), (908, 44610), (1135, 35688), (1362, 29740), (1487, 27240), (1816, 22305), (2270, 17844), (2724, 14870), (2974, 13620), (3405, 11896), (4461, 9080), (4540, 8922), (5448, 7435), (5948, 6810)]