205606080

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:528

約数の個数: 224

約数和(自身を含む): 740664000

約数和(自身を除く): 535057920

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, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 360, 424, 432, 449, 477, 480, 530, 540, 576, 636, 720, 795, 848, 864, 898, 954, 960, 1060, 1080, 1272, 1347, 1431, 1440, 1590, 1696, 1728, 1796, 1908, 2120, 2160, 2245, 2385, 2544, 2694, 2862, 2880, 3180, 3392, 3592, 3816, 4041, 4240, 4320, 4490, 4770, 5088, 5388, 5724, 6360, 6735, 7155, 7184, 7632, 8082, 8480, 8640, 8980, 9540, 10176, 10776, 11448, 12123, 12720, 13470, 14310, 14368, 15264, 16164, 16960, 17960, 19080, 20205, 21552, 22896, 23797, 24246, 25440, 26940, 28620, 28736, 30528, 32328, 35920, 38160, 40410, 43104, 45792, 47594, 48492, 50880, 53880, 57240, 60615, 64656, 71391, 71840, 76320, 80820, 86208, 91584, 95188, 96984, 107760, 114480, 118985, 121230, 129312, 142782, 143680, 152640, 161640, 190376, 193968, 214173, 215520, 228960, 237970, 242460, 258624, 285564, 323280, 356955, 380752, 387936, 428346, 431040, 457920, 475940, 484920, 571128, 642519, 646560, 713910, 761504, 775872, 856692, 951880, 969840, 1070865, 1142256, 1285038, 1293120, 1427820, 1523008, 1713384, 1903760, 1939680, 2141730, 2284512, 2570076, 2855640, 3212595, 3426768, 3807520, 3879360, 4283460, 4569024, 5140152, 5711280, 6425190, 6853536, 7615040, 8566920, 10280304, 11422560, 12850380, 13707072, 17133840, 20560608, 22845120, 25700760, 34267680, 41121216, 51401520, 68535360, 102803040, 205606080]

約数ペア:

[(1, 205606080), (2, 102803040), (3, 68535360), (4, 51401520), (5, 41121216), (6, 34267680), (8, 25700760), (9, 22845120), (10, 20560608), (12, 17133840), (15, 13707072), (16, 12850380), (18, 11422560), (20, 10280304), (24, 8566920), (27, 7615040), (30, 6853536), (32, 6425190), (36, 5711280), (40, 5140152), (45, 4569024), (48, 4283460), (53, 3879360), (54, 3807520), (60, 3426768), (64, 3212595), (72, 2855640), (80, 2570076), (90, 2284512), (96, 2141730), (106, 1939680), (108, 1903760), (120, 1713384), (135, 1523008), (144, 1427820), (159, 1293120), (160, 1285038), (180, 1142256), (192, 1070865), (212, 969840), (216, 951880), (240, 856692), (265, 775872), (270, 761504), (288, 713910), (318, 646560), (320, 642519), (360, 571128), (424, 484920), (432, 475940), (449, 457920), (477, 431040), (480, 428346), (530, 387936), (540, 380752), (576, 356955), (636, 323280), (720, 285564), (795, 258624), (848, 242460), (864, 237970), (898, 228960), (954, 215520), (960, 214173), (1060, 193968), (1080, 190376), (1272, 161640), (1347, 152640), (1431, 143680), (1440, 142782), (1590, 129312), (1696, 121230), (1728, 118985), (1796, 114480), (1908, 107760), (2120, 96984), (2160, 95188), (2245, 91584), (2385, 86208), (2544, 80820), (2694, 76320), (2862, 71840), (2880, 71391), (3180, 64656), (3392, 60615), (3592, 57240), (3816, 53880), (4041, 50880), (4240, 48492), (4320, 47594), (4490, 45792), (4770, 43104), (5088, 40410), (5388, 38160), (5724, 35920), (6360, 32328), (6735, 30528), (7155, 28736), (7184, 28620), (7632, 26940), (8082, 25440), (8480, 24246), (8640, 23797), (8980, 22896), (9540, 21552), (10176, 20205), (10776, 19080), (11448, 17960), (12123, 16960), (12720, 16164), (13470, 15264), (14310, 14368)]