728891520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:503

約数の個数: 256

約数和(自身を含む): 2678503680

約数和(自身を除く): 1949612160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 193, 210, 224, 240, 280, 281, 320, 336, 384, 386, 420, 448, 480, 560, 562, 579, 640, 672, 772, 840, 843, 896, 960, 965, 1120, 1124, 1158, 1344, 1351, 1405, 1544, 1680, 1686, 1920, 1930, 1967, 2240, 2248, 2316, 2688, 2702, 2810, 2895, 3088, 3360, 3372, 3860, 3934, 4053, 4215, 4480, 4496, 4632, 5404, 5620, 5790, 5901, 6176, 6720, 6744, 6755, 7720, 7868, 8106, 8430, 8992, 9264, 9835, 10808, 11240, 11580, 11802, 12352, 13440, 13488, 13510, 15440, 15736, 16212, 16860, 17984, 18528, 19670, 20265, 21616, 22480, 23160, 23604, 24704, 26976, 27020, 29505, 30880, 31472, 32424, 33720, 35968, 37056, 39340, 40530, 43232, 44960, 46320, 47208, 53952, 54040, 54233, 59010, 61760, 62944, 64848, 67440, 74112, 78680, 81060, 86464, 89920, 92640, 94416, 107904, 108080, 108466, 118020, 123520, 125888, 129696, 134880, 157360, 162120, 162699, 172928, 179840, 185280, 188832, 216160, 216932, 236040, 251776, 259392, 269760, 271165, 314720, 324240, 325398, 370560, 377664, 379631, 432320, 433864, 472080, 518784, 539520, 542330, 629440, 648480, 650796, 755328, 759262, 813495, 864640, 867728, 944160, 1084660, 1138893, 1258880, 1296960, 1301592, 1518524, 1626990, 1735456, 1888320, 1898155, 2169320, 2277786, 2593920, 2603184, 3037048, 3253980, 3470912, 3776640, 3796310, 4338640, 4555572, 5206368, 5694465, 6074096, 6507960, 6941824, 7592620, 8677280, 9111144, 10412736, 11388930, 12148192, 13015920, 15185240, 17354560, 18222288, 20825472, 22777860, 24296384, 26031840, 30370480, 34709120, 36444576, 45555720, 48592768, 52063680, 60740960, 72889152, 91111440, 104127360, 121481920, 145778304, 182222880, 242963840, 364445760, 728891520]

約数ペア:

[(1, 728891520), (2, 364445760), (3, 242963840), (4, 182222880), (5, 145778304), (6, 121481920), (7, 104127360), (8, 91111440), (10, 72889152), (12, 60740960), (14, 52063680), (15, 48592768), (16, 45555720), (20, 36444576), (21, 34709120), (24, 30370480), (28, 26031840), (30, 24296384), (32, 22777860), (35, 20825472), (40, 18222288), (42, 17354560), (48, 15185240), (56, 13015920), (60, 12148192), (64, 11388930), (70, 10412736), (80, 9111144), (84, 8677280), (96, 7592620), (105, 6941824), (112, 6507960), (120, 6074096), (128, 5694465), (140, 5206368), (160, 4555572), (168, 4338640), (192, 3796310), (193, 3776640), (210, 3470912), (224, 3253980), (240, 3037048), (280, 2603184), (281, 2593920), (320, 2277786), (336, 2169320), (384, 1898155), (386, 1888320), (420, 1735456), (448, 1626990), (480, 1518524), (560, 1301592), (562, 1296960), (579, 1258880), (640, 1138893), (672, 1084660), (772, 944160), (840, 867728), (843, 864640), (896, 813495), (960, 759262), (965, 755328), (1120, 650796), (1124, 648480), (1158, 629440), (1344, 542330), (1351, 539520), (1405, 518784), (1544, 472080), (1680, 433864), (1686, 432320), (1920, 379631), (1930, 377664), (1967, 370560), (2240, 325398), (2248, 324240), (2316, 314720), (2688, 271165), (2702, 269760), (2810, 259392), (2895, 251776), (3088, 236040), (3360, 216932), (3372, 216160), (3860, 188832), (3934, 185280), (4053, 179840), (4215, 172928), (4480, 162699), (4496, 162120), (4632, 157360), (5404, 134880), (5620, 129696), (5790, 125888), (5901, 123520), (6176, 118020), (6720, 108466), (6744, 108080), (6755, 107904), (7720, 94416), (7868, 92640), (8106, 89920), (8430, 86464), (8992, 81060), (9264, 78680), (9835, 74112), (10808, 67440), (11240, 64848), (11580, 62944), (11802, 61760), (12352, 59010), (13440, 54233), (13488, 54040), (13510, 53952), (15440, 47208), (15736, 46320), (16212, 44960), (16860, 43232), (17984, 40530), (18528, 39340), (19670, 37056), (20265, 35968), (21616, 33720), (22480, 32424), (23160, 31472), (23604, 30880), (24704, 29505), (26976, 27020)]