15491340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 47567520

約数和(自身を除く): 32076180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 967, 1068, 1335, 1602, 1780, 1934, 2670, 2901, 3204, 3868, 4005, 4835, 5340, 5802, 8010, 8703, 9670, 11604, 14505, 16020, 17406, 19340, 29010, 34812, 43515, 58020, 86063, 87030, 172126, 174060, 258189, 344252, 430315, 516378, 774567, 860630, 1032756, 1290945, 1549134, 1721260, 2581890, 3098268, 3872835, 5163780, 7745670, 15491340]

約数ペア:

[(1, 15491340), (2, 7745670), (3, 5163780), (4, 3872835), (5, 3098268), (6, 2581890), (9, 1721260), (10, 1549134), (12, 1290945), (15, 1032756), (18, 860630), (20, 774567), (30, 516378), (36, 430315), (45, 344252), (60, 258189), (89, 174060), (90, 172126), (178, 87030), (180, 86063), (267, 58020), (356, 43515), (445, 34812), (534, 29010), (801, 19340), (890, 17406), (967, 16020), (1068, 14505), (1335, 11604), (1602, 9670), (1780, 8703), (1934, 8010), (2670, 5802), (2901, 5340), (3204, 4835), (3868, 4005)]