207379870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 413812800

約数和(自身を除く): 206432930

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 61, 95, 122, 145, 190, 290, 305, 551, 610, 617, 1102, 1159, 1234, 1769, 2318, 2755, 3085, 3538, 5510, 5795, 6170, 8845, 11590, 11723, 17690, 17893, 23446, 33611, 35786, 37637, 58615, 67222, 75274, 89465, 117230, 168055, 178930, 188185, 336110, 339967, 376370, 679934, 715103, 1091473, 1430206, 1699835, 2182946, 3399670, 3575515, 5457365, 7151030, 10914730, 20737987, 41475974, 103689935, 207379870]

約数ペア:

[(1, 207379870), (2, 103689935), (5, 41475974), (10, 20737987), (19, 10914730), (29, 7151030), (38, 5457365), (58, 3575515), (61, 3399670), (95, 2182946), (122, 1699835), (145, 1430206), (190, 1091473), (290, 715103), (305, 679934), (551, 376370), (610, 339967), (617, 336110), (1102, 188185), (1159, 178930), (1234, 168055), (1769, 117230), (2318, 89465), (2755, 75274), (3085, 67222), (3538, 58615), (5510, 37637), (5795, 35786), (6170, 33611), (8845, 23446), (11590, 17893), (11723, 17690)]