78734640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{328061}}^1$

素因数の和:328077

約数の個数: 40

約数和(自身を含む): 244078128

約数和(自身を除く): 165343488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 328061, 656122, 984183, 1312244, 1640305, 1968366, 2624488, 3280610, 3936732, 4920915, 5248976, 6561220, 7873464, 9841830, 13122440, 15746928, 19683660, 26244880, 39367320, 78734640]

約数ペア:

[(1, 78734640), (2, 39367320), (3, 26244880), (4, 19683660), (5, 15746928), (6, 13122440), (8, 9841830), (10, 7873464), (12, 6561220), (15, 5248976), (16, 4920915), (20, 3936732), (24, 3280610), (30, 2624488), (40, 1968366), (48, 1640305), (60, 1312244), (80, 984183), (120, 656122), (240, 328061)]