64940160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 209304000

約数和(自身を除く): 144363840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 227, 240, 298, 320, 384, 447, 454, 480, 596, 640, 681, 745, 894, 908, 960, 1135, 1192, 1362, 1490, 1788, 1816, 1920, 2235, 2270, 2384, 2724, 2980, 3405, 3576, 3632, 4470, 4540, 4768, 5448, 5960, 6810, 7152, 7264, 8940, 9080, 9536, 10896, 11920, 13620, 14304, 14528, 17880, 18160, 19072, 21792, 23840, 27240, 28608, 29056, 33823, 35760, 36320, 43584, 47680, 54480, 57216, 67646, 71520, 72640, 87168, 95360, 101469, 108960, 135292, 143040, 145280, 169115, 202938, 217920, 270584, 286080, 338230, 405876, 435840, 507345, 541168, 676460, 811752, 1014690, 1082336, 1352920, 1623504, 2029380, 2164672, 2705840, 3247008, 4058760, 4329344, 5411680, 6494016, 8117520, 10823360, 12988032, 16235040, 21646720, 32470080, 64940160]

約数ペア:

[(1, 64940160), (2, 32470080), (3, 21646720), (4, 16235040), (5, 12988032), (6, 10823360), (8, 8117520), (10, 6494016), (12, 5411680), (15, 4329344), (16, 4058760), (20, 3247008), (24, 2705840), (30, 2164672), (32, 2029380), (40, 1623504), (48, 1352920), (60, 1082336), (64, 1014690), (80, 811752), (96, 676460), (120, 541168), (128, 507345), (149, 435840), (160, 405876), (192, 338230), (227, 286080), (240, 270584), (298, 217920), (320, 202938), (384, 169115), (447, 145280), (454, 143040), (480, 135292), (596, 108960), (640, 101469), (681, 95360), (745, 87168), (894, 72640), (908, 71520), (960, 67646), (1135, 57216), (1192, 54480), (1362, 47680), (1490, 43584), (1788, 36320), (1816, 35760), (1920, 33823), (2235, 29056), (2270, 28608), (2384, 27240), (2724, 23840), (2980, 21792), (3405, 19072), (3576, 18160), (3632, 17880), (4470, 14528), (4540, 14304), (4768, 13620), (5448, 11920), (5960, 10896), (6810, 9536), (7152, 9080), (7264, 8940)]