205740240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{941}}^1$

素因数の和:1868

約数の個数: 80

約数和(自身を含む): 639173376

約数和(自身を除く): 433433136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 911, 941, 1822, 1882, 2733, 2823, 3644, 3764, 4555, 4705, 5466, 5646, 7288, 7528, 9110, 9410, 10932, 11292, 13665, 14115, 14576, 15056, 18220, 18820, 21864, 22584, 27330, 28230, 36440, 37640, 43728, 45168, 54660, 56460, 72880, 75280, 109320, 112920, 218640, 225840, 857251, 1714502, 2571753, 3429004, 4286255, 5143506, 6858008, 8572510, 10287012, 12858765, 13716016, 17145020, 20574024, 25717530, 34290040, 41148048, 51435060, 68580080, 102870120, 205740240]

約数ペア:

[(1, 205740240), (2, 102870120), (3, 68580080), (4, 51435060), (5, 41148048), (6, 34290040), (8, 25717530), (10, 20574024), (12, 17145020), (15, 13716016), (16, 12858765), (20, 10287012), (24, 8572510), (30, 6858008), (40, 5143506), (48, 4286255), (60, 3429004), (80, 2571753), (120, 1714502), (240, 857251), (911, 225840), (941, 218640), (1822, 112920), (1882, 109320), (2733, 75280), (2823, 72880), (3644, 56460), (3764, 54660), (4555, 45168), (4705, 43728), (5466, 37640), (5646, 36440), (7288, 28230), (7528, 27330), (9110, 22584), (9410, 21864), (10932, 18820), (11292, 18220), (13665, 15056), (14115, 14576)]