208734660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 667570176

約数和(自身を除く): 458835516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 127, 138, 180, 207, 230, 254, 276, 345, 381, 397, 414, 460, 508, 635, 690, 762, 794, 828, 1035, 1143, 1191, 1270, 1380, 1524, 1588, 1905, 1985, 2070, 2286, 2382, 2540, 2921, 3573, 3810, 3970, 4140, 4572, 4764, 5715, 5842, 5955, 7146, 7620, 7940, 8763, 9131, 11430, 11684, 11910, 14292, 14605, 17526, 17865, 18262, 22860, 23820, 26289, 27393, 29210, 35052, 35730, 36524, 43815, 45655, 50419, 52578, 54786, 58420, 71460, 82179, 87630, 91310, 100838, 105156, 109572, 131445, 136965, 151257, 164358, 175260, 182620, 201676, 252095, 262890, 273930, 302514, 328716, 410895, 453771, 504190, 525780, 547860, 605028, 756285, 821790, 907542, 1008380, 1159637, 1512570, 1643580, 1815084, 2268855, 2319274, 3025140, 3478911, 4537710, 4638548, 5798185, 6957822, 9075420, 10436733, 11596370, 13915644, 17394555, 20873466, 23192740, 34789110, 41746932, 52183665, 69578220, 104367330, 208734660]

約数ペア:

[(1, 208734660), (2, 104367330), (3, 69578220), (4, 52183665), (5, 41746932), (6, 34789110), (9, 23192740), (10, 20873466), (12, 17394555), (15, 13915644), (18, 11596370), (20, 10436733), (23, 9075420), (30, 6957822), (36, 5798185), (45, 4638548), (46, 4537710), (60, 3478911), (69, 3025140), (90, 2319274), (92, 2268855), (115, 1815084), (127, 1643580), (138, 1512570), (180, 1159637), (207, 1008380), (230, 907542), (254, 821790), (276, 756285), (345, 605028), (381, 547860), (397, 525780), (414, 504190), (460, 453771), (508, 410895), (635, 328716), (690, 302514), (762, 273930), (794, 262890), (828, 252095), (1035, 201676), (1143, 182620), (1191, 175260), (1270, 164358), (1380, 151257), (1524, 136965), (1588, 131445), (1905, 109572), (1985, 105156), (2070, 100838), (2286, 91310), (2382, 87630), (2540, 82179), (2921, 71460), (3573, 58420), (3810, 54786), (3970, 52578), (4140, 50419), (4572, 45655), (4764, 43815), (5715, 36524), (5842, 35730), (5955, 35052), (7146, 29210), (7620, 27393), (7940, 26289), (8763, 23820), (9131, 22860), (11430, 18262), (11684, 17865), (11910, 17526), (14292, 14605)]