1230671520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 288

約数和(自身を含む): 4561174800

約数和(自身を除く): 3330503280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 389, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 778, 780, 845, 936, 1014, 1040, 1167, 1170, 1248, 1352, 1440, 1521, 1556, 1560, 1690, 1872, 1945, 2028, 2080, 2197, 2334, 2340, 2535, 2704, 3042, 3112, 3120, 3380, 3501, 3744, 3890, 4056, 4394, 4668, 4680, 5057, 5070, 5408, 5835, 6084, 6224, 6240, 6591, 6760, 7002, 7605, 7780, 8112, 8788, 9336, 9360, 10114, 10140, 10985, 11670, 12168, 12448, 13182, 13520, 14004, 15171, 15210, 15560, 16224, 17505, 17576, 18672, 18720, 19773, 20228, 20280, 21970, 23340, 24336, 25285, 26364, 27040, 28008, 30342, 30420, 31120, 32955, 35010, 35152, 37344, 39546, 40456, 40560, 43940, 45513, 46680, 48672, 50570, 52728, 56016, 60684, 60840, 62240, 65741, 65910, 70020, 70304, 75855, 79092, 80912, 81120, 87880, 91026, 93360, 98865, 101140, 105456, 112032, 121368, 121680, 131482, 131820, 140040, 151710, 158184, 161824, 175760, 182052, 186720, 197223, 197730, 202280, 210912, 227565, 242736, 243360, 262964, 263640, 280080, 303420, 316368, 328705, 351520, 364104, 394446, 395460, 404560, 455130, 485472, 525928, 527280, 560160, 591669, 606840, 632736, 657410, 728208, 788892, 790920, 809120, 854633, 910260, 986115, 1051856, 1054560, 1183338, 1213680, 1314820, 1456416, 1577784, 1581840, 1709266, 1820520, 1972230, 2103712, 2366676, 2427360, 2563899, 2629640, 2958345, 3155568, 3163680, 3418532, 3641040, 3944460, 4273165, 4733352, 5127798, 5259280, 5916690, 6311136, 6837064, 7282080, 7691697, 7888920, 8546330, 9466704, 10255596, 10518560, 11833380, 12819495, 13674128, 15383394, 15777840, 17092660, 18933408, 20511192, 23666760, 25638990, 27348256, 30766788, 31555680, 34185320, 38458485, 41022384, 47333520, 51277980, 61533576, 68370640, 76916970, 82044768, 94667040, 102555960, 123067152, 136741280, 153833940, 205111920, 246134304, 307667880, 410223840, 615335760, 1230671520]

約数ペア:

[(1, 1230671520), (2, 615335760), (3, 410223840), (4, 307667880), (5, 246134304), (6, 205111920), (8, 153833940), (9, 136741280), (10, 123067152), (12, 102555960), (13, 94667040), (15, 82044768), (16, 76916970), (18, 68370640), (20, 61533576), (24, 51277980), (26, 47333520), (30, 41022384), (32, 38458485), (36, 34185320), (39, 31555680), (40, 30766788), (45, 27348256), (48, 25638990), (52, 23666760), (60, 20511192), (65, 18933408), (72, 17092660), (78, 15777840), (80, 15383394), (90, 13674128), (96, 12819495), (104, 11833380), (117, 10518560), (120, 10255596), (130, 9466704), (144, 8546330), (156, 7888920), (160, 7691697), (169, 7282080), (180, 6837064), (195, 6311136), (208, 5916690), (234, 5259280), (240, 5127798), (260, 4733352), (288, 4273165), (312, 3944460), (338, 3641040), (360, 3418532), (389, 3163680), (390, 3155568), (416, 2958345), (468, 2629640), (480, 2563899), (507, 2427360), (520, 2366676), (585, 2103712), (624, 1972230), (676, 1820520), (720, 1709266), (778, 1581840), (780, 1577784), (845, 1456416), (936, 1314820), (1014, 1213680), (1040, 1183338), (1167, 1054560), (1170, 1051856), (1248, 986115), (1352, 910260), (1440, 854633), (1521, 809120), (1556, 790920), (1560, 788892), (1690, 728208), (1872, 657410), (1945, 632736), (2028, 606840), (2080, 591669), (2197, 560160), (2334, 527280), (2340, 525928), (2535, 485472), (2704, 455130), (3042, 404560), (3112, 395460), (3120, 394446), (3380, 364104), (3501, 351520), (3744, 328705), (3890, 316368), (4056, 303420), (4394, 280080), (4668, 263640), (4680, 262964), (5057, 243360), (5070, 242736), (5408, 227565), (5835, 210912), (6084, 202280), (6224, 197730), (6240, 197223), (6591, 186720), (6760, 182052), (7002, 175760), (7605, 161824), (7780, 158184), (8112, 151710), (8788, 140040), (9336, 131820), (9360, 131482), (10114, 121680), (10140, 121368), (10985, 112032), (11670, 105456), (12168, 101140), (12448, 98865), (13182, 93360), (13520, 91026), (14004, 87880), (15171, 81120), (15210, 80912), (15560, 79092), (16224, 75855), (17505, 70304), (17576, 70020), (18672, 65910), (18720, 65741), (19773, 62240), (20228, 60840), (20280, 60684), (21970, 56016), (23340, 52728), (24336, 50570), (25285, 48672), (26364, 46680), (27040, 45513), (28008, 43940), (30342, 40560), (30420, 40456), (31120, 39546), (32955, 37344), (35010, 35152)]