7896720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1$

素因数の和:2560

約数の個数: 80

約数和(自身を含む): 26373312

約数和(自身を除く): 18476592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 2531, 3120, 5062, 7593, 10124, 12655, 15186, 20248, 25310, 30372, 32903, 37965, 40496, 50620, 60744, 65806, 75930, 98709, 101240, 121488, 131612, 151860, 164515, 197418, 202480, 263224, 303720, 329030, 394836, 493545, 526448, 607440, 658060, 789672, 987090, 1316120, 1579344, 1974180, 2632240, 3948360, 7896720]

約数ペア:

[(1, 7896720), (2, 3948360), (3, 2632240), (4, 1974180), (5, 1579344), (6, 1316120), (8, 987090), (10, 789672), (12, 658060), (13, 607440), (15, 526448), (16, 493545), (20, 394836), (24, 329030), (26, 303720), (30, 263224), (39, 202480), (40, 197418), (48, 164515), (52, 151860), (60, 131612), (65, 121488), (78, 101240), (80, 98709), (104, 75930), (120, 65806), (130, 60744), (156, 50620), (195, 40496), (208, 37965), (240, 32903), (260, 30372), (312, 25310), (390, 20248), (520, 15186), (624, 12655), (780, 10124), (1040, 7593), (1560, 5062), (2531, 3120)]