260072640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1028

約数の個数: 224

約数和(自身を含む): 948049920

約数和(自身を除く): 687977280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 971, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1942, 1984, 2160, 2232, 2480, 2790, 2880, 2913, 2976, 3348, 3720, 3884, 4185, 4320, 4464, 4855, 4960, 5580, 5826, 5952, 6696, 7440, 7768, 8370, 8640, 8739, 8928, 9710, 9920, 11160, 11652, 13392, 14565, 14880, 15536, 16740, 17478, 17856, 19420, 22320, 23304, 26217, 26784, 29130, 29760, 30101, 31072, 33480, 34956, 38840, 43695, 44640, 46608, 52434, 53568, 58260, 60202, 62144, 66960, 69912, 77680, 87390, 89280, 90303, 93216, 104868, 116520, 120404, 131085, 133920, 139824, 150505, 155360, 174780, 180606, 186432, 209736, 233040, 240808, 262170, 267840, 270909, 279648, 301010, 310720, 349560, 361212, 419472, 451515, 466080, 481616, 524340, 541818, 559296, 602020, 699120, 722424, 812727, 838944, 903030, 932160, 963232, 1048680, 1083636, 1204040, 1354545, 1398240, 1444848, 1625454, 1677888, 1806060, 1926464, 2097360, 2167272, 2408080, 2709090, 2796480, 2889696, 3250908, 3612120, 4063635, 4194720, 4334544, 4816160, 5418180, 5779392, 6501816, 7224240, 8127270, 8389440, 8669088, 9632320, 10836360, 13003632, 14448480, 16254540, 17338176, 21672720, 26007264, 28896960, 32509080, 43345440, 52014528, 65018160, 86690880, 130036320, 260072640]

約数ペア:

[(1, 260072640), (2, 130036320), (3, 86690880), (4, 65018160), (5, 52014528), (6, 43345440), (8, 32509080), (9, 28896960), (10, 26007264), (12, 21672720), (15, 17338176), (16, 16254540), (18, 14448480), (20, 13003632), (24, 10836360), (27, 9632320), (30, 8669088), (31, 8389440), (32, 8127270), (36, 7224240), (40, 6501816), (45, 5779392), (48, 5418180), (54, 4816160), (60, 4334544), (62, 4194720), (64, 4063635), (72, 3612120), (80, 3250908), (90, 2889696), (93, 2796480), (96, 2709090), (108, 2408080), (120, 2167272), (124, 2097360), (135, 1926464), (144, 1806060), (155, 1677888), (160, 1625454), (180, 1444848), (186, 1398240), (192, 1354545), (216, 1204040), (240, 1083636), (248, 1048680), (270, 963232), (279, 932160), (288, 903030), (310, 838944), (320, 812727), (360, 722424), (372, 699120), (432, 602020), (465, 559296), (480, 541818), (496, 524340), (540, 481616), (558, 466080), (576, 451515), (620, 419472), (720, 361212), (744, 349560), (837, 310720), (864, 301010), (930, 279648), (960, 270909), (971, 267840), (992, 262170), (1080, 240808), (1116, 233040), (1240, 209736), (1395, 186432), (1440, 180606), (1488, 174780), (1674, 155360), (1728, 150505), (1860, 139824), (1942, 133920), (1984, 131085), (2160, 120404), (2232, 116520), (2480, 104868), (2790, 93216), (2880, 90303), (2913, 89280), (2976, 87390), (3348, 77680), (3720, 69912), (3884, 66960), (4185, 62144), (4320, 60202), (4464, 58260), (4855, 53568), (4960, 52434), (5580, 46608), (5826, 44640), (5952, 43695), (6696, 38840), (7440, 34956), (7768, 33480), (8370, 31072), (8640, 30101), (8739, 29760), (8928, 29130), (9710, 26784), (9920, 26217), (11160, 23304), (11652, 22320), (13392, 19420), (14565, 17856), (14880, 17478), (15536, 16740)]