201755940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^2\times {\mathrm{631}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 573668928

約数和(自身を除く): 371912988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 631, 730, 876, 1095, 1262, 1460, 1893, 2190, 2524, 3155, 3786, 4380, 5329, 6310, 7572, 9465, 10658, 12620, 15987, 18930, 21316, 26645, 31974, 37860, 46063, 53290, 63948, 79935, 92126, 106580, 138189, 159870, 184252, 230315, 276378, 319740, 460630, 552756, 690945, 921260, 1381890, 2763780, 3362599, 6725198, 10087797, 13450396, 16812995, 20175594, 33625990, 40351188, 50438985, 67251980, 100877970, 201755940]

約数ペア:

[(1, 201755940), (2, 100877970), (3, 67251980), (4, 50438985), (5, 40351188), (6, 33625990), (10, 20175594), (12, 16812995), (15, 13450396), (20, 10087797), (30, 6725198), (60, 3362599), (73, 2763780), (146, 1381890), (219, 921260), (292, 690945), (365, 552756), (438, 460630), (631, 319740), (730, 276378), (876, 230315), (1095, 184252), (1262, 159870), (1460, 138189), (1893, 106580), (2190, 92126), (2524, 79935), (3155, 63948), (3786, 53290), (4380, 46063), (5329, 37860), (6310, 31974), (7572, 26645), (9465, 21316), (10658, 18930), (12620, 15987)]