26461260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21001}}^1$

素因数の和:21023

約数の個数: 72

約数和(自身を含む): 91736736

約数和(自身を除く): 65275476

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, 21001, 42002, 63003, 84004, 105005, 126006, 147007, 189009, 210010, 252012, 294014, 315015, 378018, 420020, 441021, 588028, 630030, 735035, 756036, 882042, 945045, 1260060, 1323063, 1470070, 1764084, 1890090, 2205105, 2646126, 2940140, 3780180, 4410210, 5292252, 6615315, 8820420, 13230630, 26461260]

約数ペア:

[(1, 26461260), (2, 13230630), (3, 8820420), (4, 6615315), (5, 5292252), (6, 4410210), (7, 3780180), (9, 2940140), (10, 2646126), (12, 2205105), (14, 1890090), (15, 1764084), (18, 1470070), (20, 1323063), (21, 1260060), (28, 945045), (30, 882042), (35, 756036), (36, 735035), (42, 630030), (45, 588028), (60, 441021), (63, 420020), (70, 378018), (84, 315015), (90, 294014), (105, 252012), (126, 210010), (140, 189009), (180, 147007), (210, 126006), (252, 105005), (315, 84004), (420, 63003), (630, 42002), (1260, 21001)]