251928120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4871}}^1$

素因数の和:5316

約数の個数: 64

約数和(自身を含む): 757693440

約数和(自身を除く): 505765320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1724, 2155, 2586, 3448, 4310, 4871, 5172, 6465, 8620, 9742, 10344, 12930, 14613, 17240, 19484, 24355, 25860, 29226, 38968, 48710, 51720, 58452, 73065, 97420, 116904, 146130, 194840, 292260, 584520, 2099401, 4198802, 6298203, 8397604, 10497005, 12596406, 16795208, 20994010, 25192812, 31491015, 41988020, 50385624, 62982030, 83976040, 125964060, 251928120]

約数ペア:

[(1, 251928120), (2, 125964060), (3, 83976040), (4, 62982030), (5, 50385624), (6, 41988020), (8, 31491015), (10, 25192812), (12, 20994010), (15, 16795208), (20, 12596406), (24, 10497005), (30, 8397604), (40, 6298203), (60, 4198802), (120, 2099401), (431, 584520), (862, 292260), (1293, 194840), (1724, 146130), (2155, 116904), (2586, 97420), (3448, 73065), (4310, 58452), (4871, 51720), (5172, 48710), (6465, 38968), (8620, 29226), (9742, 25860), (10344, 24355), (12930, 19484), (14613, 17240)]