259239960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:727

約数の個数: 256

約数和(自身を含む): 1007769600

約数和(自身を除く): 748529640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 84, 90, 105, 106, 108, 120, 126, 135, 140, 159, 168, 180, 189, 210, 212, 216, 252, 265, 270, 280, 315, 318, 360, 371, 378, 420, 424, 477, 504, 530, 540, 630, 636, 647, 742, 756, 795, 840, 945, 954, 1060, 1080, 1113, 1260, 1272, 1294, 1431, 1484, 1512, 1590, 1855, 1890, 1908, 1941, 2120, 2226, 2385, 2520, 2588, 2862, 2968, 3180, 3235, 3339, 3710, 3780, 3816, 3882, 4452, 4529, 4770, 5176, 5565, 5724, 5823, 6360, 6470, 6678, 7155, 7420, 7560, 7764, 8904, 9058, 9540, 9705, 10017, 11130, 11448, 11646, 12940, 13356, 13587, 14310, 14840, 15528, 16695, 17469, 18116, 19080, 19410, 20034, 22260, 22645, 23292, 25880, 26712, 27174, 28620, 29115, 33390, 34291, 34938, 36232, 38820, 40068, 40761, 44520, 45290, 46584, 50085, 54348, 57240, 58230, 66780, 67935, 68582, 69876, 77640, 80136, 81522, 87345, 90580, 100170, 102873, 108696, 116460, 122283, 133560, 135870, 137164, 139752, 163044, 171455, 174690, 181160, 200340, 203805, 205746, 232920, 240037, 244566, 271740, 274328, 308619, 326088, 342910, 349380, 400680, 407610, 411492, 480074, 489132, 514365, 543480, 611415, 617238, 685820, 698760, 720111, 815220, 822984, 925857, 960148, 978264, 1028730, 1200185, 1222830, 1234476, 1371640, 1440222, 1543095, 1630440, 1851714, 1920296, 2057460, 2160333, 2400370, 2445660, 2468952, 2880444, 3086190, 3600555, 3703428, 4114920, 4320666, 4629285, 4800740, 4891320, 5760888, 6172380, 6480999, 7201110, 7406856, 8641332, 9258570, 9601480, 10801665, 12344760, 12961998, 14402220, 17282664, 18517140, 21603330, 25923996, 28804440, 32404995, 37034280, 43206660, 51847992, 64809990, 86413320, 129619980, 259239960]

約数ペア:

[(1, 259239960), (2, 129619980), (3, 86413320), (4, 64809990), (5, 51847992), (6, 43206660), (7, 37034280), (8, 32404995), (9, 28804440), (10, 25923996), (12, 21603330), (14, 18517140), (15, 17282664), (18, 14402220), (20, 12961998), (21, 12344760), (24, 10801665), (27, 9601480), (28, 9258570), (30, 8641332), (35, 7406856), (36, 7201110), (40, 6480999), (42, 6172380), (45, 5760888), (53, 4891320), (54, 4800740), (56, 4629285), (60, 4320666), (63, 4114920), (70, 3703428), (72, 3600555), (84, 3086190), (90, 2880444), (105, 2468952), (106, 2445660), (108, 2400370), (120, 2160333), (126, 2057460), (135, 1920296), (140, 1851714), (159, 1630440), (168, 1543095), (180, 1440222), (189, 1371640), (210, 1234476), (212, 1222830), (216, 1200185), (252, 1028730), (265, 978264), (270, 960148), (280, 925857), (315, 822984), (318, 815220), (360, 720111), (371, 698760), (378, 685820), (420, 617238), (424, 611415), (477, 543480), (504, 514365), (530, 489132), (540, 480074), (630, 411492), (636, 407610), (647, 400680), (742, 349380), (756, 342910), (795, 326088), (840, 308619), (945, 274328), (954, 271740), (1060, 244566), (1080, 240037), (1113, 232920), (1260, 205746), (1272, 203805), (1294, 200340), (1431, 181160), (1484, 174690), (1512, 171455), (1590, 163044), (1855, 139752), (1890, 137164), (1908, 135870), (1941, 133560), (2120, 122283), (2226, 116460), (2385, 108696), (2520, 102873), (2588, 100170), (2862, 90580), (2968, 87345), (3180, 81522), (3235, 80136), (3339, 77640), (3710, 69876), (3780, 68582), (3816, 67935), (3882, 66780), (4452, 58230), (4529, 57240), (4770, 54348), (5176, 50085), (5565, 46584), (5724, 45290), (5823, 44520), (6360, 40761), (6470, 40068), (6678, 38820), (7155, 36232), (7420, 34938), (7560, 34291), (7764, 33390), (8904, 29115), (9058, 28620), (9540, 27174), (9705, 26712), (10017, 25880), (11130, 23292), (11448, 22645), (11646, 22260), (12940, 20034), (13356, 19410), (13587, 19080), (14310, 18116), (14840, 17469), (15528, 16695)]