2615720960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^2$

素因数の和:286

約数の個数: 132

約数和(自身を含む): 6480032328

約数和(自身を除く): 3864311368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 109, 128, 160, 172, 215, 218, 256, 320, 344, 430, 436, 512, 545, 640, 688, 860, 872, 1024, 1090, 1280, 1376, 1720, 1744, 2180, 2560, 2752, 3440, 3488, 4360, 4687, 5120, 5504, 6880, 6976, 8720, 9374, 11008, 11881, 13760, 13952, 17440, 18748, 22016, 23435, 23762, 27520, 27904, 34880, 37496, 44032, 46870, 47524, 55040, 55808, 59405, 69760, 74992, 93740, 95048, 110080, 111616, 118810, 139520, 149984, 187480, 190096, 220160, 237620, 279040, 299968, 374960, 380192, 475240, 510883, 558080, 599936, 749920, 760384, 950480, 1021766, 1199872, 1499840, 1520768, 1900960, 2043532, 2399744, 2554415, 2999680, 3041536, 3801920, 4087064, 4799488, 5108830, 5999360, 6083072, 7603840, 8174128, 10217660, 11998720, 12166144, 15207680, 16348256, 20435320, 23997440, 30415360, 32696512, 40870640, 60830720, 65393024, 81741280, 130786048, 163482560, 261572096, 326965120, 523144192, 653930240, 1307860480, 2615720960]

約数ペア:

[(1, 2615720960), (2, 1307860480), (4, 653930240), (5, 523144192), (8, 326965120), (10, 261572096), (16, 163482560), (20, 130786048), (32, 81741280), (40, 65393024), (43, 60830720), (64, 40870640), (80, 32696512), (86, 30415360), (109, 23997440), (128, 20435320), (160, 16348256), (172, 15207680), (215, 12166144), (218, 11998720), (256, 10217660), (320, 8174128), (344, 7603840), (430, 6083072), (436, 5999360), (512, 5108830), (545, 4799488), (640, 4087064), (688, 3801920), (860, 3041536), (872, 2999680), (1024, 2554415), (1090, 2399744), (1280, 2043532), (1376, 1900960), (1720, 1520768), (1744, 1499840), (2180, 1199872), (2560, 1021766), (2752, 950480), (3440, 760384), (3488, 749920), (4360, 599936), (4687, 558080), (5120, 510883), (5504, 475240), (6880, 380192), (6976, 374960), (8720, 299968), (9374, 279040), (11008, 237620), (11881, 220160), (13760, 190096), (13952, 187480), (17440, 149984), (18748, 139520), (22016, 118810), (23435, 111616), (23762, 110080), (27520, 95048), (27904, 93740), (34880, 74992), (37496, 69760), (44032, 59405), (46870, 55808), (47524, 55040)]