131000040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{363889}}^1$

素因数の和:363906

約数の個数: 48

約数和(自身を含む): 425751300

約数和(自身を除く): 294751260

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, 363889, 727778, 1091667, 1455556, 1819445, 2183334, 2911112, 3275001, 3638890, 4366668, 5458335, 6550002, 7277780, 8733336, 10916670, 13100004, 14555560, 16375005, 21833340, 26200008, 32750010, 43666680, 65500020, 131000040]

約数ペア:

[(1, 131000040), (2, 65500020), (3, 43666680), (4, 32750010), (5, 26200008), (6, 21833340), (8, 16375005), (9, 14555560), (10, 13100004), (12, 10916670), (15, 8733336), (18, 7277780), (20, 6550002), (24, 5458335), (30, 4366668), (36, 3638890), (40, 3275001), (45, 2911112), (60, 2183334), (72, 1819445), (90, 1455556), (120, 1091667), (180, 727778), (360, 363889)]