78138240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{40697}}^1$

素因数の和:40719

約数の個数: 64

約数和(自身を含む): 249071760

約数和(自身を除く): 170933520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 40697, 81394, 122091, 162788, 203485, 244182, 325576, 406970, 488364, 610455, 651152, 813940, 976728, 1220910, 1302304, 1627880, 1953456, 2441820, 2604608, 3255760, 3906912, 4883640, 5209216, 6511520, 7813824, 9767280, 13023040, 15627648, 19534560, 26046080, 39069120, 78138240]

約数ペア:

[(1, 78138240), (2, 39069120), (3, 26046080), (4, 19534560), (5, 15627648), (6, 13023040), (8, 9767280), (10, 7813824), (12, 6511520), (15, 5209216), (16, 4883640), (20, 3906912), (24, 3255760), (30, 2604608), (32, 2441820), (40, 1953456), (48, 1627880), (60, 1302304), (64, 1220910), (80, 976728), (96, 813940), (120, 651152), (128, 610455), (160, 488364), (192, 406970), (240, 325576), (320, 244182), (384, 203485), (480, 162788), (640, 122091), (960, 81394), (1920, 40697)]