191350040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3469}}^1$

素因数の和:3684

約数の個数: 64

約数和(自身を含む): 494683200

約数和(自身を除く): 303333160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2758, 3469, 3940, 5516, 6895, 6938, 7880, 11032, 13790, 13876, 17345, 24283, 27580, 27752, 34690, 48566, 55160, 69380, 97132, 121415, 138760, 194264, 242830, 485660, 683393, 971320, 1366786, 2733572, 3416965, 4783751, 5467144, 6833930, 9567502, 13667860, 19135004, 23918755, 27335720, 38270008, 47837510, 95675020, 191350040]

約数ペア:

[(1, 191350040), (2, 95675020), (4, 47837510), (5, 38270008), (7, 27335720), (8, 23918755), (10, 19135004), (14, 13667860), (20, 9567502), (28, 6833930), (35, 5467144), (40, 4783751), (56, 3416965), (70, 2733572), (140, 1366786), (197, 971320), (280, 683393), (394, 485660), (788, 242830), (985, 194264), (1379, 138760), (1576, 121415), (1970, 97132), (2758, 69380), (3469, 55160), (3940, 48566), (5516, 34690), (6895, 27752), (6938, 27580), (7880, 24283), (11032, 17345), (13790, 13876)]