126129780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{100103}}^1$

素因数の和:100125

約数の個数: 72

約数和(自身を含む): 437254272

約数和(自身を除く): 311124492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 100103, 200206, 300309, 400412, 500515, 600618, 700721, 900927, 1001030, 1201236, 1401442, 1501545, 1801854, 2002060, 2102163, 2802884, 3003090, 3503605, 3603708, 4204326, 4504635, 6006180, 6306489, 7007210, 8408652, 9009270, 10510815, 12612978, 14014420, 18018540, 21021630, 25225956, 31532445, 42043260, 63064890, 126129780]

約数ペア:

[(1, 126129780), (2, 63064890), (3, 42043260), (4, 31532445), (5, 25225956), (6, 21021630), (7, 18018540), (9, 14014420), (10, 12612978), (12, 10510815), (14, 9009270), (15, 8408652), (18, 7007210), (20, 6306489), (21, 6006180), (28, 4504635), (30, 4204326), (35, 3603708), (36, 3503605), (42, 3003090), (45, 2802884), (60, 2102163), (63, 2002060), (70, 1801854), (84, 1501545), (90, 1401442), (105, 1201236), (126, 1001030), (140, 900927), (180, 700721), (210, 600618), (252, 500515), (315, 400412), (420, 300309), (630, 200206), (1260, 100103)]