261040320

素因数分解:

$2^6\times 3^7\times 5^1\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 224

約数和(自身を含む): 934760640

約数和(自身を除く): 673720320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 373, 405, 432, 480, 486, 540, 576, 648, 720, 729, 746, 810, 864, 960, 972, 1080, 1119, 1215, 1296, 1440, 1458, 1492, 1620, 1728, 1865, 1944, 2160, 2187, 2238, 2430, 2592, 2880, 2916, 2984, 3240, 3357, 3645, 3730, 3888, 4320, 4374, 4476, 4860, 5184, 5595, 5832, 5968, 6480, 6714, 7290, 7460, 7776, 8640, 8748, 8952, 9720, 10071, 10935, 11190, 11664, 11936, 12960, 13428, 14580, 14920, 15552, 16785, 17496, 17904, 19440, 20142, 21870, 22380, 23328, 23872, 25920, 26856, 29160, 29840, 30213, 33570, 34992, 35808, 38880, 40284, 43740, 44760, 46656, 50355, 53712, 58320, 59680, 60426, 67140, 69984, 71616, 77760, 80568, 87480, 89520, 90639, 100710, 107424, 116640, 119360, 120852, 134280, 139968, 151065, 161136, 174960, 179040, 181278, 201420, 214848, 233280, 241704, 268560, 271917, 302130, 322272, 349920, 358080, 362556, 402840, 453195, 483408, 537120, 543834, 604260, 644544, 699840, 725112, 805680, 815751, 906390, 966816, 1074240, 1087668, 1208520, 1359585, 1450224, 1611360, 1631502, 1812780, 1933632, 2175336, 2417040, 2719170, 2900448, 3222720, 3263004, 3625560, 4078755, 4350672, 4834080, 5438340, 5800896, 6526008, 7251120, 8157510, 8701344, 9668160, 10876680, 13052016, 14502240, 16315020, 17402688, 21753360, 26104032, 29004480, 32630040, 43506720, 52208064, 65260080, 87013440, 130520160, 261040320]

約数ペア:

[(1, 261040320), (2, 130520160), (3, 87013440), (4, 65260080), (5, 52208064), (6, 43506720), (8, 32630040), (9, 29004480), (10, 26104032), (12, 21753360), (15, 17402688), (16, 16315020), (18, 14502240), (20, 13052016), (24, 10876680), (27, 9668160), (30, 8701344), (32, 8157510), (36, 7251120), (40, 6526008), (45, 5800896), (48, 5438340), (54, 4834080), (60, 4350672), (64, 4078755), (72, 3625560), (80, 3263004), (81, 3222720), (90, 2900448), (96, 2719170), (108, 2417040), (120, 2175336), (135, 1933632), (144, 1812780), (160, 1631502), (162, 1611360), (180, 1450224), (192, 1359585), (216, 1208520), (240, 1087668), (243, 1074240), (270, 966816), (288, 906390), (320, 815751), (324, 805680), (360, 725112), (373, 699840), (405, 644544), (432, 604260), (480, 543834), (486, 537120), (540, 483408), (576, 453195), (648, 402840), (720, 362556), (729, 358080), (746, 349920), (810, 322272), (864, 302130), (960, 271917), (972, 268560), (1080, 241704), (1119, 233280), (1215, 214848), (1296, 201420), (1440, 181278), (1458, 179040), (1492, 174960), (1620, 161136), (1728, 151065), (1865, 139968), (1944, 134280), (2160, 120852), (2187, 119360), (2238, 116640), (2430, 107424), (2592, 100710), (2880, 90639), (2916, 89520), (2984, 87480), (3240, 80568), (3357, 77760), (3645, 71616), (3730, 69984), (3888, 67140), (4320, 60426), (4374, 59680), (4476, 58320), (4860, 53712), (5184, 50355), (5595, 46656), (5832, 44760), (5968, 43740), (6480, 40284), (6714, 38880), (7290, 35808), (7460, 34992), (7776, 33570), (8640, 30213), (8748, 29840), (8952, 29160), (9720, 26856), (10071, 25920), (10935, 23872), (11190, 23328), (11664, 22380), (11936, 21870), (12960, 20142), (13428, 19440), (14580, 17904), (14920, 17496), (15552, 16785)]