1280952900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 4280420480

約数和(自身を除く): 2999467580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 67, 73, 75, 90, 97, 100, 108, 134, 135, 146, 150, 180, 194, 201, 219, 225, 268, 270, 291, 292, 300, 335, 365, 388, 402, 438, 450, 485, 540, 582, 603, 657, 670, 675, 730, 804, 873, 876, 900, 970, 1005, 1095, 1164, 1206, 1314, 1340, 1350, 1455, 1460, 1675, 1746, 1809, 1825, 1940, 1971, 2010, 2190, 2412, 2425, 2619, 2628, 2700, 2910, 3015, 3285, 3350, 3492, 3618, 3650, 3942, 4020, 4365, 4380, 4850, 4891, 5025, 5238, 5475, 5820, 6030, 6499, 6570, 6700, 7081, 7236, 7275, 7300, 7884, 8730, 9045, 9700, 9782, 9855, 10050, 10476, 10950, 12060, 12998, 13095, 13140, 14162, 14550, 14673, 15075, 16425, 17460, 18090, 19497, 19564, 19710, 20100, 21243, 21825, 21900, 24455, 25996, 26190, 28324, 29100, 29346, 30150, 32495, 32850, 35405, 36180, 38994, 39420, 42486, 43650, 44019, 45225, 48910, 49275, 52380, 58491, 58692, 60300, 63729, 64990, 65475, 65700, 70810, 73365, 77988, 84972, 87300, 88038, 90450, 97485, 97820, 98550, 106215, 116982, 122275, 127458, 129980, 130950, 132057, 141620, 146730, 162475, 175473, 176076, 177025, 180900, 191187, 194970, 197100, 212430, 220095, 233964, 244550, 254916, 261900, 264114, 292455, 293460, 318645, 324950, 350946, 354050, 366825, 382374, 389940, 424860, 440190, 474427, 487425, 489100, 528228, 531075, 584910, 637290, 649900, 660285, 701892, 708100, 733650, 764748, 877365, 880380, 948854, 955935, 974850, 1062150, 1100475, 1169820, 1274580, 1320570, 1423281, 1462275, 1467300, 1593225, 1754730, 1897708, 1911870, 1949700, 2124300, 2200950, 2372135, 2641140, 2846562, 2924550, 3186450, 3301425, 3509460, 3823740, 4269843, 4386825, 4401900, 4744270, 4779675, 5693124, 5849100, 6372900, 6602850, 7116405, 8539686, 8773650, 9488540, 9559350, 11860675, 12809529, 13205700, 14232810, 17079372, 17547300, 19118700, 21349215, 23721350, 25619058, 28465620, 35582025, 42698430, 47442700, 51238116, 64047645, 71164050, 85396860, 106746075, 128095290, 142328100, 213492150, 256190580, 320238225, 426984300, 640476450, 1280952900]

約数ペア:

[(1, 1280952900), (2, 640476450), (3, 426984300), (4, 320238225), (5, 256190580), (6, 213492150), (9, 142328100), (10, 128095290), (12, 106746075), (15, 85396860), (18, 71164050), (20, 64047645), (25, 51238116), (27, 47442700), (30, 42698430), (36, 35582025), (45, 28465620), (50, 25619058), (54, 23721350), (60, 21349215), (67, 19118700), (73, 17547300), (75, 17079372), (90, 14232810), (97, 13205700), (100, 12809529), (108, 11860675), (134, 9559350), (135, 9488540), (146, 8773650), (150, 8539686), (180, 7116405), (194, 6602850), (201, 6372900), (219, 5849100), (225, 5693124), (268, 4779675), (270, 4744270), (291, 4401900), (292, 4386825), (300, 4269843), (335, 3823740), (365, 3509460), (388, 3301425), (402, 3186450), (438, 2924550), (450, 2846562), (485, 2641140), (540, 2372135), (582, 2200950), (603, 2124300), (657, 1949700), (670, 1911870), (675, 1897708), (730, 1754730), (804, 1593225), (873, 1467300), (876, 1462275), (900, 1423281), (970, 1320570), (1005, 1274580), (1095, 1169820), (1164, 1100475), (1206, 1062150), (1314, 974850), (1340, 955935), (1350, 948854), (1455, 880380), (1460, 877365), (1675, 764748), (1746, 733650), (1809, 708100), (1825, 701892), (1940, 660285), (1971, 649900), (2010, 637290), (2190, 584910), (2412, 531075), (2425, 528228), (2619, 489100), (2628, 487425), (2700, 474427), (2910, 440190), (3015, 424860), (3285, 389940), (3350, 382374), (3492, 366825), (3618, 354050), (3650, 350946), (3942, 324950), (4020, 318645), (4365, 293460), (4380, 292455), (4850, 264114), (4891, 261900), (5025, 254916), (5238, 244550), (5475, 233964), (5820, 220095), (6030, 212430), (6499, 197100), (6570, 194970), (6700, 191187), (7081, 180900), (7236, 177025), (7275, 176076), (7300, 175473), (7884, 162475), (8730, 146730), (9045, 141620), (9700, 132057), (9782, 130950), (9855, 129980), (10050, 127458), (10476, 122275), (10950, 116982), (12060, 106215), (12998, 98550), (13095, 97820), (13140, 97485), (14162, 90450), (14550, 88038), (14673, 87300), (15075, 84972), (16425, 77988), (17460, 73365), (18090, 70810), (19497, 65700), (19564, 65475), (19710, 64990), (20100, 63729), (21243, 60300), (21825, 58692), (21900, 58491), (24455, 52380), (25996, 49275), (26190, 48910), (28324, 45225), (29100, 44019), (29346, 43650), (30150, 42486), (32495, 39420), (32850, 38994), (35405, 36180)]