2561194080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2381}}^1$

素因数の和:2491

約数の個数: 240

約数和(自身を含む): 9151624944

約数和(自身を除く): 6590430864

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, 72, 80, 81, 83, 90, 96, 108, 120, 135, 144, 160, 162, 166, 180, 216, 240, 249, 270, 288, 324, 332, 360, 405, 415, 432, 480, 498, 540, 648, 664, 720, 747, 810, 830, 864, 996, 1080, 1245, 1296, 1328, 1440, 1494, 1620, 1660, 1992, 2160, 2241, 2381, 2490, 2592, 2656, 2988, 3240, 3320, 3735, 3984, 4320, 4482, 4762, 4980, 5976, 6480, 6640, 6723, 7143, 7470, 7968, 8964, 9524, 9960, 11205, 11905, 11952, 12960, 13280, 13446, 14286, 14940, 17928, 19048, 19920, 21429, 22410, 23810, 23904, 26892, 28572, 29880, 33615, 35715, 35856, 38096, 39840, 42858, 44820, 47620, 53784, 57144, 59760, 64287, 67230, 71430, 71712, 76192, 85716, 89640, 95240, 107145, 107568, 114288, 119520, 128574, 134460, 142860, 171432, 179280, 190480, 192861, 197623, 214290, 215136, 228576, 257148, 268920, 285720, 321435, 342864, 358560, 380960, 385722, 395246, 428580, 514296, 537840, 571440, 592869, 642870, 685728, 771444, 790492, 857160, 964305, 988115, 1028592, 1075680, 1142880, 1185738, 1285740, 1542888, 1580984, 1714320, 1778607, 1928610, 1976230, 2057184, 2371476, 2571480, 2964345, 3085776, 3161968, 3428640, 3557214, 3857220, 3952460, 4742952, 5142960, 5335821, 5928690, 6171552, 6323936, 7114428, 7714440, 7904920, 8893035, 9485904, 10285920, 10671642, 11857380, 14228856, 15428880, 15809840, 16007463, 17786070, 18971808, 21343284, 23714760, 26679105, 28457712, 30857760, 31619680, 32014926, 35572140, 42686568, 47429520, 53358210, 56915424, 64029852, 71144280, 80037315, 85373136, 94859040, 106716420, 128059704, 142288560, 160074630, 170746272, 213432840, 256119408, 284577120, 320149260, 426865680, 512238816, 640298520, 853731360, 1280597040, 2561194080]

約数ペア:

[(1, 2561194080), (2, 1280597040), (3, 853731360), (4, 640298520), (5, 512238816), (6, 426865680), (8, 320149260), (9, 284577120), (10, 256119408), (12, 213432840), (15, 170746272), (16, 160074630), (18, 142288560), (20, 128059704), (24, 106716420), (27, 94859040), (30, 85373136), (32, 80037315), (36, 71144280), (40, 64029852), (45, 56915424), (48, 53358210), (54, 47429520), (60, 42686568), (72, 35572140), (80, 32014926), (81, 31619680), (83, 30857760), (90, 28457712), (96, 26679105), (108, 23714760), (120, 21343284), (135, 18971808), (144, 17786070), (160, 16007463), (162, 15809840), (166, 15428880), (180, 14228856), (216, 11857380), (240, 10671642), (249, 10285920), (270, 9485904), (288, 8893035), (324, 7904920), (332, 7714440), (360, 7114428), (405, 6323936), (415, 6171552), (432, 5928690), (480, 5335821), (498, 5142960), (540, 4742952), (648, 3952460), (664, 3857220), (720, 3557214), (747, 3428640), (810, 3161968), (830, 3085776), (864, 2964345), (996, 2571480), (1080, 2371476), (1245, 2057184), (1296, 1976230), (1328, 1928610), (1440, 1778607), (1494, 1714320), (1620, 1580984), (1660, 1542888), (1992, 1285740), (2160, 1185738), (2241, 1142880), (2381, 1075680), (2490, 1028592), (2592, 988115), (2656, 964305), (2988, 857160), (3240, 790492), (3320, 771444), (3735, 685728), (3984, 642870), (4320, 592869), (4482, 571440), (4762, 537840), (4980, 514296), (5976, 428580), (6480, 395246), (6640, 385722), (6723, 380960), (7143, 358560), (7470, 342864), (7968, 321435), (8964, 285720), (9524, 268920), (9960, 257148), (11205, 228576), (11905, 215136), (11952, 214290), (12960, 197623), (13280, 192861), (13446, 190480), (14286, 179280), (14940, 171432), (17928, 142860), (19048, 134460), (19920, 128574), (21429, 119520), (22410, 114288), (23810, 107568), (23904, 107145), (26892, 95240), (28572, 89640), (29880, 85716), (33615, 76192), (35715, 71712), (35856, 71430), (38096, 67230), (39840, 64287), (42858, 59760), (44820, 57144), (47620, 53784)]