74573440

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1197

約数の個数: 64

約数和(自身を含む): 180081000

約数和(自身を除く): 105507560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1069, 1090, 1744, 2138, 2180, 3488, 4276, 4360, 5345, 6976, 8552, 8720, 10690, 13952, 17104, 17440, 21380, 34208, 34880, 42760, 68416, 69760, 85520, 116521, 136832, 171040, 233042, 342080, 466084, 582605, 684160, 932168, 1165210, 1864336, 2330420, 3728672, 4660840, 7457344, 9321680, 14914688, 18643360, 37286720, 74573440]

約数ペア:

[(1, 74573440), (2, 37286720), (4, 18643360), (5, 14914688), (8, 9321680), (10, 7457344), (16, 4660840), (20, 3728672), (32, 2330420), (40, 1864336), (64, 1165210), (80, 932168), (109, 684160), (128, 582605), (160, 466084), (218, 342080), (320, 233042), (436, 171040), (545, 136832), (640, 116521), (872, 85520), (1069, 69760), (1090, 68416), (1744, 42760), (2138, 34880), (2180, 34208), (3488, 21380), (4276, 17440), (4360, 17104), (5345, 13952), (6976, 10690), (8552, 8720)]