54878640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{911}}^1$

素因数の和:1178

約数の個数: 80

約数和(自身を含む): 170989056

約数和(自身を除く): 116110416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 753, 911, 1004, 1255, 1506, 1822, 2008, 2510, 2733, 3012, 3644, 3765, 4016, 4555, 5020, 5466, 6024, 7288, 7530, 9110, 10040, 10932, 12048, 13665, 14576, 15060, 18220, 20080, 21864, 27330, 30120, 36440, 43728, 54660, 60240, 72880, 109320, 218640, 228661, 457322, 685983, 914644, 1143305, 1371966, 1829288, 2286610, 2743932, 3429915, 3658576, 4573220, 5487864, 6859830, 9146440, 10975728, 13719660, 18292880, 27439320, 54878640]

約数ペア:

[(1, 54878640), (2, 27439320), (3, 18292880), (4, 13719660), (5, 10975728), (6, 9146440), (8, 6859830), (10, 5487864), (12, 4573220), (15, 3658576), (16, 3429915), (20, 2743932), (24, 2286610), (30, 1829288), (40, 1371966), (48, 1143305), (60, 914644), (80, 685983), (120, 457322), (240, 228661), (251, 218640), (502, 109320), (753, 72880), (911, 60240), (1004, 54660), (1255, 43728), (1506, 36440), (1822, 30120), (2008, 27330), (2510, 21864), (2733, 20080), (3012, 18220), (3644, 15060), (3765, 14576), (4016, 13665), (4555, 12048), (5020, 10932), (5466, 10040), (6024, 9110), (7288, 7530)]