13440420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{10667}}^1$

素因数の和:10689

約数の個数: 72

約数和(自身を含む): 46597824

約数和(自身を除く): 33157404

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, 10667, 21334, 32001, 42668, 53335, 64002, 74669, 96003, 106670, 128004, 149338, 160005, 192006, 213340, 224007, 298676, 320010, 373345, 384012, 448014, 480015, 640020, 672021, 746690, 896028, 960030, 1120035, 1344042, 1493380, 1920060, 2240070, 2688084, 3360105, 4480140, 6720210, 13440420]

約数ペア:

[(1, 13440420), (2, 6720210), (3, 4480140), (4, 3360105), (5, 2688084), (6, 2240070), (7, 1920060), (9, 1493380), (10, 1344042), (12, 1120035), (14, 960030), (15, 896028), (18, 746690), (20, 672021), (21, 640020), (28, 480015), (30, 448014), (35, 384012), (36, 373345), (42, 320010), (45, 298676), (60, 224007), (63, 213340), (70, 192006), (84, 160005), (90, 149338), (105, 128004), (126, 106670), (140, 96003), (180, 74669), (210, 64002), (252, 53335), (315, 42668), (420, 32001), (630, 21334), (1260, 10667)]