255307680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:660

約数の個数: 192

約数和(自身を含む): 903208320

約数和(自身を除く): 647900640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 113, 120, 135, 144, 160, 180, 216, 226, 240, 270, 288, 339, 360, 432, 452, 480, 523, 540, 565, 678, 720, 864, 904, 1017, 1046, 1080, 1130, 1356, 1440, 1569, 1695, 1808, 2034, 2092, 2160, 2260, 2615, 2712, 3051, 3138, 3390, 3616, 4068, 4184, 4320, 4520, 4707, 5085, 5230, 5424, 6102, 6276, 6780, 7845, 8136, 8368, 9040, 9414, 10170, 10460, 10848, 12204, 12552, 13560, 14121, 15255, 15690, 16272, 16736, 18080, 18828, 20340, 20920, 23535, 24408, 25104, 27120, 28242, 30510, 31380, 32544, 37656, 40680, 41840, 47070, 48816, 50208, 54240, 56484, 59099, 61020, 62760, 70605, 75312, 81360, 83680, 94140, 97632, 112968, 118198, 122040, 125520, 141210, 150624, 162720, 177297, 188280, 225936, 236396, 244080, 251040, 282420, 295495, 354594, 376560, 451872, 472792, 488160, 531891, 564840, 590990, 709188, 753120, 886485, 945584, 1063782, 1129680, 1181980, 1418376, 1595673, 1772970, 1891168, 2127564, 2259360, 2363960, 2659455, 2836752, 3191346, 3545940, 4255128, 4727920, 5318910, 5673504, 6382692, 7091880, 7978365, 8510256, 9455840, 10637820, 12765384, 14183760, 15956730, 17020512, 21275640, 25530768, 28367520, 31913460, 42551280, 51061536, 63826920, 85102560, 127653840, 255307680]

約数ペア:

[(1, 255307680), (2, 127653840), (3, 85102560), (4, 63826920), (5, 51061536), (6, 42551280), (8, 31913460), (9, 28367520), (10, 25530768), (12, 21275640), (15, 17020512), (16, 15956730), (18, 14183760), (20, 12765384), (24, 10637820), (27, 9455840), (30, 8510256), (32, 7978365), (36, 7091880), (40, 6382692), (45, 5673504), (48, 5318910), (54, 4727920), (60, 4255128), (72, 3545940), (80, 3191346), (90, 2836752), (96, 2659455), (108, 2363960), (113, 2259360), (120, 2127564), (135, 1891168), (144, 1772970), (160, 1595673), (180, 1418376), (216, 1181980), (226, 1129680), (240, 1063782), (270, 945584), (288, 886485), (339, 753120), (360, 709188), (432, 590990), (452, 564840), (480, 531891), (523, 488160), (540, 472792), (565, 451872), (678, 376560), (720, 354594), (864, 295495), (904, 282420), (1017, 251040), (1046, 244080), (1080, 236396), (1130, 225936), (1356, 188280), (1440, 177297), (1569, 162720), (1695, 150624), (1808, 141210), (2034, 125520), (2092, 122040), (2160, 118198), (2260, 112968), (2615, 97632), (2712, 94140), (3051, 83680), (3138, 81360), (3390, 75312), (3616, 70605), (4068, 62760), (4184, 61020), (4320, 59099), (4520, 56484), (4707, 54240), (5085, 50208), (5230, 48816), (5424, 47070), (6102, 41840), (6276, 40680), (6780, 37656), (7845, 32544), (8136, 31380), (8368, 30510), (9040, 28242), (9414, 27120), (10170, 25104), (10460, 24408), (10848, 23535), (12204, 20920), (12552, 20340), (13560, 18828), (14121, 18080), (15255, 16736), (15690, 16272)]