127717740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 410810400

約数和(自身を除く): 283092660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 86, 87, 90, 116, 129, 145, 172, 174, 180, 215, 258, 261, 290, 348, 387, 430, 435, 516, 522, 569, 580, 645, 774, 860, 870, 1044, 1138, 1247, 1290, 1305, 1548, 1707, 1740, 1935, 2276, 2494, 2580, 2610, 2845, 3414, 3741, 3870, 4988, 5121, 5220, 5690, 6235, 6828, 7482, 7740, 8535, 10242, 11223, 11380, 12470, 14964, 16501, 17070, 18705, 20484, 22446, 24467, 24940, 25605, 33002, 34140, 37410, 44892, 48934, 49503, 51210, 56115, 66004, 73401, 74820, 82505, 97868, 99006, 102420, 112230, 122335, 146802, 148509, 165010, 198012, 220203, 224460, 244670, 247515, 293604, 297018, 330020, 367005, 440406, 489340, 495030, 594036, 709543, 734010, 742545, 880812, 990060, 1101015, 1419086, 1468020, 1485090, 2128629, 2202030, 2838172, 2970180, 3547715, 4257258, 4404060, 6385887, 7095430, 8514516, 10643145, 12771774, 14190860, 21286290, 25543548, 31929435, 42572580, 63858870, 127717740]

約数ペア:

[(1, 127717740), (2, 63858870), (3, 42572580), (4, 31929435), (5, 25543548), (6, 21286290), (9, 14190860), (10, 12771774), (12, 10643145), (15, 8514516), (18, 7095430), (20, 6385887), (29, 4404060), (30, 4257258), (36, 3547715), (43, 2970180), (45, 2838172), (58, 2202030), (60, 2128629), (86, 1485090), (87, 1468020), (90, 1419086), (116, 1101015), (129, 990060), (145, 880812), (172, 742545), (174, 734010), (180, 709543), (215, 594036), (258, 495030), (261, 489340), (290, 440406), (348, 367005), (387, 330020), (430, 297018), (435, 293604), (516, 247515), (522, 244670), (569, 224460), (580, 220203), (645, 198012), (774, 165010), (860, 148509), (870, 146802), (1044, 122335), (1138, 112230), (1247, 102420), (1290, 99006), (1305, 97868), (1548, 82505), (1707, 74820), (1740, 73401), (1935, 66004), (2276, 56115), (2494, 51210), (2580, 49503), (2610, 48934), (2845, 44892), (3414, 37410), (3741, 34140), (3870, 33002), (4988, 25605), (5121, 24940), (5220, 24467), (5690, 22446), (6235, 20484), (6828, 18705), (7482, 17070), (7740, 16501), (8535, 14964), (10242, 12470), (11223, 11380)]