680309280

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{7499}}^1$

素因数の和:7533

約数の個数: 240

約数和(自身を含む): 2744280000

約数和(自身を除く): 2063970720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7499, 7560, 9072, 10080, 11340, 12960, 14998, 15120, 18144, 22497, 22680, 29996, 30240, 37495, 44994, 45360, 52493, 59992, 67491, 74990, 89988, 90720, 104986, 112485, 119984, 134982, 149980, 157479, 179976, 202473, 209972, 224970, 239968, 262465, 269964, 299960, 314958, 337455, 359952, 404946, 419944, 449940, 472437, 524930, 539928, 599920, 607419, 629916, 674910, 719904, 787395, 809892, 839888, 899880, 944874, 1012365, 1049860, 1079856, 1199840, 1214838, 1259832, 1349820, 1417311, 1574790, 1619784, 1679776, 1799760, 1889748, 2024730, 2099720, 2159712, 2362185, 2429676, 2519664, 2699640, 2834622, 3037095, 3149580, 3239568, 3599520, 3779496, 4049460, 4199440, 4251933, 4724370, 4859352, 5039328, 5399280, 5669244, 6074190, 6299160, 6479136, 7086555, 7558992, 8098920, 8398880, 8503866, 9448740, 9718704, 10798560, 11338488, 12148380, 12598320, 14173110, 15117984, 16197840, 17007732, 18897480, 19437408, 21259665, 22676976, 24296760, 25196640, 28346220, 32395680, 34015464, 37794960, 42519330, 45353952, 48593520, 56692440, 68030928, 75589920, 85038660, 97187040, 113384880, 136061856, 170077320, 226769760, 340154640, 680309280]

約数ペア:

[(1, 680309280), (2, 340154640), (3, 226769760), (4, 170077320), (5, 136061856), (6, 113384880), (7, 97187040), (8, 85038660), (9, 75589920), (10, 68030928), (12, 56692440), (14, 48593520), (15, 45353952), (16, 42519330), (18, 37794960), (20, 34015464), (21, 32395680), (24, 28346220), (27, 25196640), (28, 24296760), (30, 22676976), (32, 21259665), (35, 19437408), (36, 18897480), (40, 17007732), (42, 16197840), (45, 15117984), (48, 14173110), (54, 12598320), (56, 12148380), (60, 11338488), (63, 10798560), (70, 9718704), (72, 9448740), (80, 8503866), (81, 8398880), (84, 8098920), (90, 7558992), (96, 7086555), (105, 6479136), (108, 6299160), (112, 6074190), (120, 5669244), (126, 5399280), (135, 5039328), (140, 4859352), (144, 4724370), (160, 4251933), (162, 4199440), (168, 4049460), (180, 3779496), (189, 3599520), (210, 3239568), (216, 3149580), (224, 3037095), (240, 2834622), (252, 2699640), (270, 2519664), (280, 2429676), (288, 2362185), (315, 2159712), (324, 2099720), (336, 2024730), (360, 1889748), (378, 1799760), (405, 1679776), (420, 1619784), (432, 1574790), (480, 1417311), (504, 1349820), (540, 1259832), (560, 1214838), (567, 1199840), (630, 1079856), (648, 1049860), (672, 1012365), (720, 944874), (756, 899880), (810, 839888), (840, 809892), (864, 787395), (945, 719904), (1008, 674910), (1080, 629916), (1120, 607419), (1134, 599920), (1260, 539928), (1296, 524930), (1440, 472437), (1512, 449940), (1620, 419944), (1680, 404946), (1890, 359952), (2016, 337455), (2160, 314958), (2268, 299960), (2520, 269964), (2592, 262465), (2835, 239968), (3024, 224970), (3240, 209972), (3360, 202473), (3780, 179976), (4320, 157479), (4536, 149980), (5040, 134982), (5670, 119984), (6048, 112485), (6480, 104986), (7499, 90720), (7560, 89988), (9072, 74990), (10080, 67491), (11340, 59992), (12960, 52493), (14998, 45360), (15120, 44994), (18144, 37495), (22497, 30240), (22680, 29996)]