1919080320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{999521}}^1$

素因数の和:999543

約数の個数: 64

約数和(自身を含む): 6117074640

約数和(自身を除く): 4197994320

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, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 999521, 1999042, 2998563, 3998084, 4997605, 5997126, 7996168, 9995210, 11994252, 14992815, 15992336, 19990420, 23988504, 29985630, 31984672, 39980840, 47977008, 59971260, 63969344, 79961680, 95954016, 119942520, 127938688, 159923360, 191908032, 239885040, 319846720, 383816064, 479770080, 639693440, 959540160, 1919080320]

約数ペア:

[(1, 1919080320), (2, 959540160), (3, 639693440), (4, 479770080), (5, 383816064), (6, 319846720), (8, 239885040), (10, 191908032), (12, 159923360), (15, 127938688), (16, 119942520), (20, 95954016), (24, 79961680), (30, 63969344), (32, 59971260), (40, 47977008), (48, 39980840), (60, 31984672), (64, 29985630), (80, 23988504), (96, 19990420), (120, 15992336), (128, 14992815), (160, 11994252), (192, 9995210), (240, 7996168), (320, 5997126), (384, 4997605), (480, 3998084), (640, 2998563), (960, 1999042), (1920, 999521)]