201718320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2381}}^1$

素因数の和:2750

約数の個数: 80

約数和(自身を含む): 627361632

約数和(自身を除く): 425643312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 1059, 1412, 1765, 2118, 2381, 2824, 3530, 4236, 4762, 5295, 5648, 7060, 7143, 8472, 9524, 10590, 11905, 14120, 14286, 16944, 19048, 21180, 23810, 28240, 28572, 35715, 38096, 42360, 47620, 57144, 71430, 84720, 95240, 114288, 142860, 190480, 285720, 571440, 840493, 1680986, 2521479, 3361972, 4202465, 5042958, 6723944, 8404930, 10085916, 12607395, 13447888, 16809860, 20171832, 25214790, 33619720, 40343664, 50429580, 67239440, 100859160, 201718320]

約数ペア:

[(1, 201718320), (2, 100859160), (3, 67239440), (4, 50429580), (5, 40343664), (6, 33619720), (8, 25214790), (10, 20171832), (12, 16809860), (15, 13447888), (16, 12607395), (20, 10085916), (24, 8404930), (30, 6723944), (40, 5042958), (48, 4202465), (60, 3361972), (80, 2521479), (120, 1680986), (240, 840493), (353, 571440), (706, 285720), (1059, 190480), (1412, 142860), (1765, 114288), (2118, 95240), (2381, 84720), (2824, 71430), (3530, 57144), (4236, 47620), (4762, 42360), (5295, 38096), (5648, 35715), (7060, 28572), (7143, 28240), (8472, 23810), (9524, 21180), (10590, 19048), (11905, 16944), (14120, 14286)]