8266140540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6560429}}^1$

素因数の和:6560451

約数の個数: 72

約数和(自身を含む): 28655958240

約数和(自身を除く): 20389817700

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, 6560429, 13120858, 19681287, 26241716, 32802145, 39362574, 45923003, 59043861, 65604290, 78725148, 91846006, 98406435, 118087722, 131208580, 137769009, 183692012, 196812870, 229615015, 236175444, 275538018, 295219305, 393625740, 413307027, 459230030, 551076036, 590438610, 688845045, 826614054, 918460060, 1180877220, 1377690090, 1653228108, 2066535135, 2755380180, 4133070270, 8266140540]

約数ペア:

[(1, 8266140540), (2, 4133070270), (3, 2755380180), (4, 2066535135), (5, 1653228108), (6, 1377690090), (7, 1180877220), (9, 918460060), (10, 826614054), (12, 688845045), (14, 590438610), (15, 551076036), (18, 459230030), (20, 413307027), (21, 393625740), (28, 295219305), (30, 275538018), (35, 236175444), (36, 229615015), (42, 196812870), (45, 183692012), (60, 137769009), (63, 131208580), (70, 118087722), (84, 98406435), (90, 91846006), (105, 78725148), (126, 65604290), (140, 59043861), (180, 45923003), (210, 39362574), (252, 32802145), (315, 26241716), (420, 19681287), (630, 13120858), (1260, 6560429)]