256352760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1399}}^1$

素因数の和:1925

約数の個数: 96

約数和(自身を含む): 835380000

約数和(自身を除く): 579027240

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, 509, 1018, 1399, 1527, 2036, 2545, 2798, 3054, 4072, 4197, 4581, 5090, 5596, 6108, 6995, 7635, 8394, 9162, 10180, 11192, 12216, 12591, 13990, 15270, 16788, 18324, 20360, 20985, 22905, 25182, 27980, 30540, 33576, 36648, 41970, 45810, 50364, 55960, 61080, 62955, 83940, 91620, 100728, 125910, 167880, 183240, 251820, 503640, 712091, 1424182, 2136273, 2848364, 3560455, 4272546, 5696728, 6408819, 7120910, 8545092, 10681365, 12817638, 14241820, 17090184, 21362730, 25635276, 28483640, 32044095, 42725460, 51270552, 64088190, 85450920, 128176380, 256352760]

約数ペア:

[(1, 256352760), (2, 128176380), (3, 85450920), (4, 64088190), (5, 51270552), (6, 42725460), (8, 32044095), (9, 28483640), (10, 25635276), (12, 21362730), (15, 17090184), (18, 14241820), (20, 12817638), (24, 10681365), (30, 8545092), (36, 7120910), (40, 6408819), (45, 5696728), (60, 4272546), (72, 3560455), (90, 2848364), (120, 2136273), (180, 1424182), (360, 712091), (509, 503640), (1018, 251820), (1399, 183240), (1527, 167880), (2036, 125910), (2545, 100728), (2798, 91620), (3054, 83940), (4072, 62955), (4197, 61080), (4581, 55960), (5090, 50364), (5596, 45810), (6108, 41970), (6995, 36648), (7635, 33576), (8394, 30540), (9162, 27980), (10180, 25182), (11192, 22905), (12216, 20985), (12591, 20360), (13990, 18324), (15270, 16788)]