28398060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1284

約数の個数: 96

約数和(自身を含む): 90478080

約数和(自身を除く): 62080020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1223, 1290, 1548, 1935, 2322, 2446, 2580, 3669, 3870, 4644, 4892, 5805, 6115, 7338, 7740, 11007, 11610, 12230, 14676, 18345, 22014, 23220, 24460, 33021, 36690, 44028, 52589, 55035, 66042, 73380, 105178, 110070, 132084, 157767, 165105, 210356, 220140, 262945, 315534, 330210, 473301, 525890, 631068, 660420, 788835, 946602, 1051780, 1419903, 1577670, 1893204, 2366505, 2839806, 3155340, 4733010, 5679612, 7099515, 9466020, 14199030, 28398060]

約数ペア:

[(1, 28398060), (2, 14199030), (3, 9466020), (4, 7099515), (5, 5679612), (6, 4733010), (9, 3155340), (10, 2839806), (12, 2366505), (15, 1893204), (18, 1577670), (20, 1419903), (27, 1051780), (30, 946602), (36, 788835), (43, 660420), (45, 631068), (54, 525890), (60, 473301), (86, 330210), (90, 315534), (108, 262945), (129, 220140), (135, 210356), (172, 165105), (180, 157767), (215, 132084), (258, 110070), (270, 105178), (387, 73380), (430, 66042), (516, 55035), (540, 52589), (645, 44028), (774, 36690), (860, 33021), (1161, 24460), (1223, 23220), (1290, 22014), (1548, 18345), (1935, 14676), (2322, 12230), (2446, 11610), (2580, 11007), (3669, 7740), (3870, 7338), (4644, 6115), (4892, 5805)]