1358399340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{3779}}^1$

素因数の和:5791

約数の個数: 72

約数和(自身を含む): 4123632240

約数和(自身を除く): 2765232900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1997, 3779, 3994, 5991, 7558, 7988, 9985, 11337, 11982, 15116, 17973, 18895, 19970, 22674, 23964, 29955, 34011, 35946, 37790, 39940, 45348, 56685, 59910, 68022, 71892, 75580, 89865, 113370, 119820, 136044, 170055, 179730, 226740, 340110, 359460, 680220, 7546663, 15093326, 22639989, 30186652, 37733315, 45279978, 67919967, 75466630, 90559956, 113199945, 135839934, 150933260, 226399890, 271679868, 339599835, 452799780, 679199670, 1358399340]

約数ペア:

[(1, 1358399340), (2, 679199670), (3, 452799780), (4, 339599835), (5, 271679868), (6, 226399890), (9, 150933260), (10, 135839934), (12, 113199945), (15, 90559956), (18, 75466630), (20, 67919967), (30, 45279978), (36, 37733315), (45, 30186652), (60, 22639989), (90, 15093326), (180, 7546663), (1997, 680220), (3779, 359460), (3994, 340110), (5991, 226740), (7558, 179730), (7988, 170055), (9985, 136044), (11337, 119820), (11982, 113370), (15116, 89865), (17973, 75580), (18895, 71892), (19970, 68022), (22674, 59910), (23964, 56685), (29955, 45348), (34011, 39940), (35946, 37790)]