154486720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25409}}^1$

素因数の和:25445

約数の個数: 56

約数和(自身を含む): 387248400

約数和(自身を除く): 232761680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 25409, 50818, 101636, 127045, 203272, 254090, 406544, 482771, 508180, 813088, 965542, 1016360, 1626176, 1931084, 2032720, 2413855, 3862168, 4065440, 4827710, 7724336, 8130880, 9655420, 15448672, 19310840, 30897344, 38621680, 77243360, 154486720]

約数ペア:

[(1, 154486720), (2, 77243360), (4, 38621680), (5, 30897344), (8, 19310840), (10, 15448672), (16, 9655420), (19, 8130880), (20, 7724336), (32, 4827710), (38, 4065440), (40, 3862168), (64, 2413855), (76, 2032720), (80, 1931084), (95, 1626176), (152, 1016360), (160, 965542), (190, 813088), (304, 508180), (320, 482771), (380, 406544), (608, 254090), (760, 203272), (1216, 127045), (1520, 101636), (3040, 50818), (6080, 25409)]