206042120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:1998

約数の個数: 64

約数和(自身を含む): 484185600

約数和(自身を除く): 278143480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 445, 620, 712, 890, 1240, 1780, 1867, 2759, 3560, 3734, 5518, 7468, 9335, 11036, 13795, 14936, 18670, 22072, 27590, 37340, 55180, 57877, 74680, 110360, 115754, 166163, 231508, 289385, 332326, 463016, 578770, 664652, 830815, 1157540, 1329304, 1661630, 2315080, 3323260, 5151053, 6646520, 10302106, 20604212, 25755265, 41208424, 51510530, 103021060, 206042120]

約数ペア:

[(1, 206042120), (2, 103021060), (4, 51510530), (5, 41208424), (8, 25755265), (10, 20604212), (20, 10302106), (31, 6646520), (40, 5151053), (62, 3323260), (89, 2315080), (124, 1661630), (155, 1329304), (178, 1157540), (248, 830815), (310, 664652), (356, 578770), (445, 463016), (620, 332326), (712, 289385), (890, 231508), (1240, 166163), (1780, 115754), (1867, 110360), (2759, 74680), (3560, 57877), (3734, 55180), (5518, 37340), (7468, 27590), (9335, 22072), (11036, 18670), (13795, 14936)]