278802540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12007}}^1$

素因数の和:12068

約数の個数: 96

約数和(自身を含む): 887631360

約数和(自身を除く): 608828820

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, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 12007, 23220, 24014, 36021, 48028, 60035, 72042, 108063, 120070, 144084, 180105, 216126, 240140, 324189, 360210, 432252, 516301, 540315, 648378, 720420, 1032602, 1080630, 1296756, 1548903, 1620945, 2065204, 2161260, 2581505, 3097806, 3241890, 4646709, 5163010, 6195612, 6483780, 7744515, 9293418, 10326020, 13940127, 15489030, 18586836, 23233545, 27880254, 30978060, 46467090, 55760508, 69700635, 92934180, 139401270, 278802540]

約数ペア:

[(1, 278802540), (2, 139401270), (3, 92934180), (4, 69700635), (5, 55760508), (6, 46467090), (9, 30978060), (10, 27880254), (12, 23233545), (15, 18586836), (18, 15489030), (20, 13940127), (27, 10326020), (30, 9293418), (36, 7744515), (43, 6483780), (45, 6195612), (54, 5163010), (60, 4646709), (86, 3241890), (90, 3097806), (108, 2581505), (129, 2161260), (135, 2065204), (172, 1620945), (180, 1548903), (215, 1296756), (258, 1080630), (270, 1032602), (387, 720420), (430, 648378), (516, 540315), (540, 516301), (645, 432252), (774, 360210), (860, 324189), (1161, 240140), (1290, 216126), (1548, 180105), (1935, 144084), (2322, 120070), (2580, 108063), (3870, 72042), (4644, 60035), (5805, 48028), (7740, 36021), (11610, 24014), (12007, 23220)]