1680279120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4603}}^1$

素因数の和:4651

約数の個数: 240

約数和(自身を含む): 6268438080

約数和(自身を除く): 4588158960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 338, 351, 360, 390, 432, 468, 507, 520, 540, 585, 624, 676, 702, 720, 780, 845, 936, 1014, 1040, 1080, 1170, 1352, 1404, 1521, 1560, 1690, 1755, 1872, 2028, 2160, 2340, 2535, 2704, 2808, 3042, 3120, 3380, 3510, 4056, 4563, 4603, 4680, 5070, 5616, 6084, 6760, 7020, 7605, 8112, 9126, 9206, 9360, 10140, 12168, 13520, 13809, 14040, 15210, 18252, 18412, 20280, 22815, 23015, 24336, 27618, 28080, 30420, 36504, 36824, 40560, 41427, 45630, 46030, 55236, 59839, 60840, 69045, 73008, 73648, 82854, 91260, 92060, 110472, 119678, 121680, 124281, 138090, 165708, 179517, 182520, 184120, 207135, 220944, 239356, 248562, 276180, 299195, 331416, 359034, 365040, 368240, 414270, 478712, 497124, 538551, 552360, 598390, 621405, 662832, 718068, 777907, 828540, 897585, 957424, 994248, 1077102, 1104720, 1196780, 1242810, 1436136, 1555814, 1615653, 1657080, 1795170, 1988496, 2154204, 2333721, 2393560, 2485620, 2692755, 2872272, 3111628, 3231306, 3314160, 3590340, 3889535, 4308408, 4667442, 4787120, 4971240, 5385510, 6223256, 6462612, 7001163, 7180680, 7779070, 8078265, 8616816, 9334884, 9942480, 10771020, 11668605, 12446512, 12925224, 14002326, 14361360, 15558140, 16156530, 18669768, 21003489, 21542040, 23337210, 25850448, 28004652, 31116280, 32313060, 35005815, 37339536, 42006978, 43084080, 46674420, 56009304, 62232560, 64626120, 70011630, 84013956, 93348840, 105017445, 112018608, 129252240, 140023260, 168027912, 186697680, 210034890, 280046520, 336055824, 420069780, 560093040, 840139560, 1680279120]

約数ペア:

[(1, 1680279120), (2, 840139560), (3, 560093040), (4, 420069780), (5, 336055824), (6, 280046520), (8, 210034890), (9, 186697680), (10, 168027912), (12, 140023260), (13, 129252240), (15, 112018608), (16, 105017445), (18, 93348840), (20, 84013956), (24, 70011630), (26, 64626120), (27, 62232560), (30, 56009304), (36, 46674420), (39, 43084080), (40, 42006978), (45, 37339536), (48, 35005815), (52, 32313060), (54, 31116280), (60, 28004652), (65, 25850448), (72, 23337210), (78, 21542040), (80, 21003489), (90, 18669768), (104, 16156530), (108, 15558140), (117, 14361360), (120, 14002326), (130, 12925224), (135, 12446512), (144, 11668605), (156, 10771020), (169, 9942480), (180, 9334884), (195, 8616816), (208, 8078265), (216, 7779070), (234, 7180680), (240, 7001163), (260, 6462612), (270, 6223256), (312, 5385510), (338, 4971240), (351, 4787120), (360, 4667442), (390, 4308408), (432, 3889535), (468, 3590340), (507, 3314160), (520, 3231306), (540, 3111628), (585, 2872272), (624, 2692755), (676, 2485620), (702, 2393560), (720, 2333721), (780, 2154204), (845, 1988496), (936, 1795170), (1014, 1657080), (1040, 1615653), (1080, 1555814), (1170, 1436136), (1352, 1242810), (1404, 1196780), (1521, 1104720), (1560, 1077102), (1690, 994248), (1755, 957424), (1872, 897585), (2028, 828540), (2160, 777907), (2340, 718068), (2535, 662832), (2704, 621405), (2808, 598390), (3042, 552360), (3120, 538551), (3380, 497124), (3510, 478712), (4056, 414270), (4563, 368240), (4603, 365040), (4680, 359034), (5070, 331416), (5616, 299195), (6084, 276180), (6760, 248562), (7020, 239356), (7605, 220944), (8112, 207135), (9126, 184120), (9206, 182520), (9360, 179517), (10140, 165708), (12168, 138090), (13520, 124281), (13809, 121680), (14040, 119678), (15210, 110472), (18252, 92060), (18412, 91260), (20280, 82854), (22815, 73648), (23015, 73008), (24336, 69045), (27618, 60840), (28080, 59839), (30420, 55236), (36504, 46030), (36824, 45630), (40560, 41427)]