145047520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47713}}^1$

素因数の和:47747

約数の個数: 48

約数和(自身を含む): 360717840

約数和(自身を除く): 215670320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 47713, 95426, 190852, 238565, 381704, 477130, 763408, 906547, 954260, 1526816, 1813094, 1908520, 3626188, 3817040, 4532735, 7252376, 7634080, 9065470, 14504752, 18130940, 29009504, 36261880, 72523760, 145047520]

約数ペア:

[(1, 145047520), (2, 72523760), (4, 36261880), (5, 29009504), (8, 18130940), (10, 14504752), (16, 9065470), (19, 7634080), (20, 7252376), (32, 4532735), (38, 3817040), (40, 3626188), (76, 1908520), (80, 1813094), (95, 1526816), (152, 954260), (160, 906547), (190, 763408), (304, 477130), (380, 381704), (608, 238565), (760, 190852), (1520, 95426), (3040, 47713)]