74440640

素因数分解:

$2^6\times 5^1\times {\mathrm{353}}^1\times {\mathrm{659}}^1$

素因数の和:1029

約数の個数: 56

約数和(自身を含む): 178033680

約数和(自身を除く): 103593040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 353, 659, 706, 1318, 1412, 1765, 2636, 2824, 3295, 3530, 5272, 5648, 6590, 7060, 10544, 11296, 13180, 14120, 21088, 22592, 26360, 28240, 42176, 52720, 56480, 105440, 112960, 210880, 232627, 465254, 930508, 1163135, 1861016, 2326270, 3722032, 4652540, 7444064, 9305080, 14888128, 18610160, 37220320, 74440640]

約数ペア:

[(1, 74440640), (2, 37220320), (4, 18610160), (5, 14888128), (8, 9305080), (10, 7444064), (16, 4652540), (20, 3722032), (32, 2326270), (40, 1861016), (64, 1163135), (80, 930508), (160, 465254), (320, 232627), (353, 210880), (659, 112960), (706, 105440), (1318, 56480), (1412, 52720), (1765, 42176), (2636, 28240), (2824, 26360), (3295, 22592), (3530, 21088), (5272, 14120), (5648, 13180), (6590, 11296), (7060, 10544)]