161357160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 505440000

約数和(自身を除く): 344082840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 199, 232, 233, 290, 348, 398, 435, 466, 580, 597, 696, 699, 796, 870, 932, 995, 1160, 1165, 1194, 1398, 1592, 1740, 1864, 1990, 2330, 2388, 2796, 2985, 3480, 3495, 3980, 4660, 4776, 5592, 5771, 5970, 6757, 6990, 7960, 9320, 11542, 11940, 13514, 13980, 17313, 20271, 23084, 23880, 27028, 27960, 28855, 33785, 34626, 40542, 46168, 46367, 54056, 57710, 67570, 69252, 81084, 86565, 92734, 101355, 115420, 135140, 138504, 139101, 162168, 173130, 185468, 202710, 230840, 231835, 270280, 278202, 346260, 370936, 405420, 463670, 556404, 692520, 695505, 810840, 927340, 1112808, 1344643, 1391010, 1854680, 2689286, 2782020, 4033929, 5378572, 5564040, 6723215, 8067858, 10757144, 13446430, 16135716, 20169645, 26892860, 32271432, 40339290, 53785720, 80678580, 161357160]

約数ペア:

[(1, 161357160), (2, 80678580), (3, 53785720), (4, 40339290), (5, 32271432), (6, 26892860), (8, 20169645), (10, 16135716), (12, 13446430), (15, 10757144), (20, 8067858), (24, 6723215), (29, 5564040), (30, 5378572), (40, 4033929), (58, 2782020), (60, 2689286), (87, 1854680), (116, 1391010), (120, 1344643), (145, 1112808), (174, 927340), (199, 810840), (232, 695505), (233, 692520), (290, 556404), (348, 463670), (398, 405420), (435, 370936), (466, 346260), (580, 278202), (597, 270280), (696, 231835), (699, 230840), (796, 202710), (870, 185468), (932, 173130), (995, 162168), (1160, 139101), (1165, 138504), (1194, 135140), (1398, 115420), (1592, 101355), (1740, 92734), (1864, 86565), (1990, 81084), (2330, 69252), (2388, 67570), (2796, 57710), (2985, 54056), (3480, 46367), (3495, 46168), (3980, 40542), (4660, 34626), (4776, 33785), (5592, 28855), (5771, 27960), (5970, 27028), (6757, 23880), (6990, 23084), (7960, 20271), (9320, 17313), (11542, 13980), (11940, 13514)]