2748720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 9186912

約数和(自身を除く): 6438192

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, 881, 1040, 1560, 1762, 2643, 3120, 3524, 4405, 5286, 7048, 8810, 10572, 11453, 13215, 14096, 17620, 21144, 22906, 26430, 34359, 35240, 42288, 45812, 52860, 57265, 68718, 70480, 91624, 105720, 114530, 137436, 171795, 183248, 211440, 229060, 274872, 343590, 458120, 549744, 687180, 916240, 1374360, 2748720]

約数ペア:

[(1, 2748720), (2, 1374360), (3, 916240), (4, 687180), (5, 549744), (6, 458120), (8, 343590), (10, 274872), (12, 229060), (13, 211440), (15, 183248), (16, 171795), (20, 137436), (24, 114530), (26, 105720), (30, 91624), (39, 70480), (40, 68718), (48, 57265), (52, 52860), (60, 45812), (65, 42288), (78, 35240), (80, 34359), (104, 26430), (120, 22906), (130, 21144), (156, 17620), (195, 14096), (208, 13215), (240, 11453), (260, 10572), (312, 8810), (390, 7048), (520, 5286), (624, 4405), (780, 3524), (881, 3120), (1040, 2643), (1560, 1762)]