261515520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 576

約数和(自身を含む): 1130250240

約数和(自身を除く): 868734720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 47, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 84, 90, 92, 94, 96, 105, 108, 112, 115, 120, 126, 128, 135, 138, 140, 141, 144, 160, 161, 168, 180, 184, 188, 189, 192, 207, 210, 216, 224, 230, 235, 240, 252, 256, 270, 276, 280, 282, 288, 315, 320, 322, 329, 336, 345, 360, 368, 376, 378, 384, 414, 420, 423, 432, 448, 460, 470, 480, 483, 504, 540, 552, 560, 564, 576, 621, 630, 640, 644, 658, 672, 690, 705, 720, 736, 752, 756, 768, 805, 828, 840, 846, 864, 896, 920, 940, 945, 960, 966, 987, 1008, 1035, 1080, 1081, 1104, 1120, 1128, 1152, 1242, 1260, 1269, 1280, 1288, 1316, 1344, 1380, 1410, 1440, 1449, 1472, 1504, 1512, 1610, 1645, 1656, 1680, 1692, 1728, 1792, 1840, 1880, 1890, 1920, 1932, 1974, 2016, 2070, 2115, 2160, 2162, 2208, 2240, 2256, 2304, 2415, 2484, 2520, 2538, 2576, 2632, 2688, 2760, 2820, 2880, 2898, 2944, 2961, 3008, 3024, 3105, 3220, 3243, 3290, 3312, 3360, 3384, 3456, 3680, 3760, 3780, 3840, 3864, 3948, 4032, 4140, 4230, 4320, 4324, 4347, 4416, 4480, 4512, 4830, 4935, 4968, 5040, 5076, 5152, 5264, 5376, 5405, 5520, 5640, 5760, 5796, 5888, 5922, 6016, 6048, 6210, 6345, 6440, 6486, 6580, 6624, 6720, 6768, 6912, 7245, 7360, 7520, 7560, 7567, 7728, 7896, 8064, 8280, 8460, 8640, 8648, 8694, 8832, 8883, 8960, 9024, 9660, 9729, 9870, 9936, 10080, 10152, 10304, 10528, 10810, 11040, 11280, 11520, 11592, 11844, 12032, 12096, 12420, 12690, 12880, 12972, 13160, 13248, 13440, 13536, 14490, 14720, 14805, 15040, 15120, 15134, 15456, 15792, 16128, 16215, 16560, 16920, 17280, 17296, 17388, 17664, 17766, 18048, 19320, 19458, 19740, 19872, 20160, 20304, 20608, 21056, 21620, 21735, 22080, 22560, 22701, 23184, 23688, 24192, 24840, 25380, 25760, 25944, 26320, 26496, 26880, 27072, 28980, 29187, 29440, 29610, 30080, 30240, 30268, 30912, 31584, 32430, 33120, 33840, 34560, 34592, 34776, 35532, 36096, 37835, 38640, 38916, 39480, 39744, 40320, 40608, 41216, 42112, 43240, 43470, 44160, 44415, 45120, 45402, 46368, 47376, 48384, 48645, 49680, 50760, 51520, 51888, 52640, 52992, 54144, 57960, 58374, 59220, 60160, 60480, 60536, 61824, 63168, 64860, 66240, 67680, 68103, 69184, 69552, 71064, 75670, 77280, 77832, 78960, 79488, 80640, 81216, 84224, 86480, 86940, 88320, 88830, 90240, 90804, 92736, 94752, 97290, 99360, 101520, 103040, 103776, 105280, 108288, 113505, 115920, 116748, 118440, 120960, 121072, 123648, 126336, 129720, 132480, 135360, 136206, 138368, 139104, 142128, 145935, 151340, 154560, 155664, 157920, 158976, 162432, 172960, 173880, 177660, 180480, 181608, 185472, 189504, 194580, 198720, 203040, 204309, 206080, 207552, 210560, 227010, 231840, 233496, 236880, 241920, 242144, 252672, 259440, 264960, 270720, 272412, 276736, 278208, 284256, 291870, 302680, 309120, 311328, 315840, 324864, 340515, 345920, 347760, 355320, 363216, 370944, 379008, 389160, 397440, 406080, 408618, 415104, 421120, 454020, 463680, 466992, 473760, 484288, 518880, 541440, 544824, 556416, 568512, 583740, 605360, 618240, 622656, 631680, 681030, 691840, 695520, 710640, 726432, 758016, 778320, 794880, 812160, 817236, 830208, 908040, 927360, 933984, 947520, 968576, 1021545, 1037760, 1089648, 1112832, 1137024, 1167480, 1210720, 1245312, 1263360, 1362060, 1383680, 1391040, 1421280, 1452864, 1556640, 1624320, 1634472, 1816080, 1854720, 1867968, 1895040, 1937152, 2043090, 2075520, 2179296, 2274048, 2334960, 2421440, 2490624, 2724120, 2782080, 2842560, 2905728, 3113280, 3268944, 3632160, 3735936, 3790080, 4086180, 4151040, 4358592, 4669920, 4842880, 5448240, 5564160, 5685120, 5811456, 6226560, 6537888, 7264320, 7471872, 8172360, 8717184, 9339840, 9685760, 10896480, 11370240, 12453120, 13075776, 14528640, 16344720, 17434368, 18679680, 21792960, 26151552, 29057280, 32689440, 37359360, 43585920, 52303104, 65378880, 87171840, 130757760, 261515520]

約数ペア:

[(1, 261515520), (2, 130757760), (3, 87171840), (4, 65378880), (5, 52303104), (6, 43585920), (7, 37359360), (8, 32689440), (9, 29057280), (10, 26151552), (12, 21792960), (14, 18679680), (15, 17434368), (16, 16344720), (18, 14528640), (20, 13075776), (21, 12453120), (23, 11370240), (24, 10896480), (27, 9685760), (28, 9339840), (30, 8717184), (32, 8172360), (35, 7471872), (36, 7264320), (40, 6537888), (42, 6226560), (45, 5811456), (46, 5685120), (47, 5564160), (48, 5448240), (54, 4842880), (56, 4669920), (60, 4358592), (63, 4151040), (64, 4086180), (69, 3790080), (70, 3735936), (72, 3632160), (80, 3268944), (84, 3113280), (90, 2905728), (92, 2842560), (94, 2782080), (96, 2724120), (105, 2490624), (108, 2421440), (112, 2334960), (115, 2274048), (120, 2179296), (126, 2075520), (128, 2043090), (135, 1937152), (138, 1895040), (140, 1867968), (141, 1854720), (144, 1816080), (160, 1634472), (161, 1624320), (168, 1556640), (180, 1452864), (184, 1421280), (188, 1391040), (189, 1383680), (192, 1362060), (207, 1263360), (210, 1245312), (216, 1210720), (224, 1167480), (230, 1137024), (235, 1112832), (240, 1089648), (252, 1037760), (256, 1021545), (270, 968576), (276, 947520), (280, 933984), (282, 927360), (288, 908040), (315, 830208), (320, 817236), (322, 812160), (329, 794880), (336, 778320), (345, 758016), (360, 726432), (368, 710640), (376, 695520), (378, 691840), (384, 681030), (414, 631680), (420, 622656), (423, 618240), (432, 605360), (448, 583740), (460, 568512), (470, 556416), (480, 544824), (483, 541440), (504, 518880), (540, 484288), (552, 473760), (560, 466992), (564, 463680), (576, 454020), (621, 421120), (630, 415104), (640, 408618), (644, 406080), (658, 397440), (672, 389160), (690, 379008), (705, 370944), (720, 363216), (736, 355320), (752, 347760), (756, 345920), (768, 340515), (805, 324864), (828, 315840), (840, 311328), (846, 309120), (864, 302680), (896, 291870), (920, 284256), (940, 278208), (945, 276736), (960, 272412), (966, 270720), (987, 264960), (1008, 259440), (1035, 252672), (1080, 242144), (1081, 241920), (1104, 236880), (1120, 233496), (1128, 231840), (1152, 227010), (1242, 210560), (1260, 207552), (1269, 206080), (1280, 204309), (1288, 203040), (1316, 198720), (1344, 194580), (1380, 189504), (1410, 185472), (1440, 181608), (1449, 180480), (1472, 177660), (1504, 173880), (1512, 172960), (1610, 162432), (1645, 158976), (1656, 157920), (1680, 155664), (1692, 154560), (1728, 151340), (1792, 145935), (1840, 142128), (1880, 139104), (1890, 138368), (1920, 136206), (1932, 135360), (1974, 132480), (2016, 129720), (2070, 126336), (2115, 123648), (2160, 121072), (2162, 120960), (2208, 118440), (2240, 116748), (2256, 115920), (2304, 113505), (2415, 108288), (2484, 105280), (2520, 103776), (2538, 103040), (2576, 101520), (2632, 99360), (2688, 97290), (2760, 94752), (2820, 92736), (2880, 90804), (2898, 90240), (2944, 88830), (2961, 88320), (3008, 86940), (3024, 86480), (3105, 84224), (3220, 81216), (3243, 80640), (3290, 79488), (3312, 78960), (3360, 77832), (3384, 77280), (3456, 75670), (3680, 71064), (3760, 69552), (3780, 69184), (3840, 68103), (3864, 67680), (3948, 66240), (4032, 64860), (4140, 63168), (4230, 61824), (4320, 60536), (4324, 60480), (4347, 60160), (4416, 59220), (4480, 58374), (4512, 57960), (4830, 54144), (4935, 52992), (4968, 52640), (5040, 51888), (5076, 51520), (5152, 50760), (5264, 49680), (5376, 48645), (5405, 48384), (5520, 47376), (5640, 46368), (5760, 45402), (5796, 45120), (5888, 44415), (5922, 44160), (6016, 43470), (6048, 43240), (6210, 42112), (6345, 41216), (6440, 40608), (6486, 40320), (6580, 39744), (6624, 39480), (6720, 38916), (6768, 38640), (6912, 37835), (7245, 36096), (7360, 35532), (7520, 34776), (7560, 34592), (7567, 34560), (7728, 33840), (7896, 33120), (8064, 32430), (8280, 31584), (8460, 30912), (8640, 30268), (8648, 30240), (8694, 30080), (8832, 29610), (8883, 29440), (8960, 29187), (9024, 28980), (9660, 27072), (9729, 26880), (9870, 26496), (9936, 26320), (10080, 25944), (10152, 25760), (10304, 25380), (10528, 24840), (10810, 24192), (11040, 23688), (11280, 23184), (11520, 22701), (11592, 22560), (11844, 22080), (12032, 21735), (12096, 21620), (12420, 21056), (12690, 20608), (12880, 20304), (12972, 20160), (13160, 19872), (13248, 19740), (13440, 19458), (13536, 19320), (14490, 18048), (14720, 17766), (14805, 17664), (15040, 17388), (15120, 17296), (15134, 17280), (15456, 16920), (15792, 16560), (16128, 16215)]