80758620

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:247

約数の個数: 168

約数和(自身を含む): 264418560

約数和(自身を除く): 183659940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 191, 243, 261, 270, 290, 324, 348, 382, 405, 435, 486, 522, 540, 573, 580, 729, 764, 783, 810, 870, 955, 972, 1044, 1146, 1215, 1305, 1458, 1566, 1620, 1719, 1740, 1910, 2292, 2349, 2430, 2610, 2865, 2916, 3132, 3438, 3645, 3820, 3915, 4698, 4860, 5157, 5220, 5539, 5730, 6876, 7047, 7290, 7830, 8595, 9396, 10314, 11078, 11460, 11745, 14094, 14580, 15471, 15660, 16617, 17190, 20628, 21141, 22156, 23490, 25785, 27695, 28188, 30942, 33234, 34380, 35235, 42282, 46413, 46980, 49851, 51570, 55390, 61884, 66468, 70470, 77355, 83085, 84564, 92826, 99702, 103140, 105705, 110780, 139239, 140940, 149553, 154710, 166170, 185652, 199404, 211410, 232065, 249255, 278478, 299106, 309420, 332340, 422820, 448659, 464130, 498510, 556956, 598212, 696195, 747765, 897318, 928260, 997020, 1345977, 1392390, 1495530, 1794636, 2243295, 2691954, 2784780, 2991060, 4037931, 4486590, 5383908, 6729885, 8075862, 8973180, 13459770, 16151724, 20189655, 26919540, 40379310, 80758620]

約数ペア:

[(1, 80758620), (2, 40379310), (3, 26919540), (4, 20189655), (5, 16151724), (6, 13459770), (9, 8973180), (10, 8075862), (12, 6729885), (15, 5383908), (18, 4486590), (20, 4037931), (27, 2991060), (29, 2784780), (30, 2691954), (36, 2243295), (45, 1794636), (54, 1495530), (58, 1392390), (60, 1345977), (81, 997020), (87, 928260), (90, 897318), (108, 747765), (116, 696195), (135, 598212), (145, 556956), (162, 498510), (174, 464130), (180, 448659), (191, 422820), (243, 332340), (261, 309420), (270, 299106), (290, 278478), (324, 249255), (348, 232065), (382, 211410), (405, 199404), (435, 185652), (486, 166170), (522, 154710), (540, 149553), (573, 140940), (580, 139239), (729, 110780), (764, 105705), (783, 103140), (810, 99702), (870, 92826), (955, 84564), (972, 83085), (1044, 77355), (1146, 70470), (1215, 66468), (1305, 61884), (1458, 55390), (1566, 51570), (1620, 49851), (1719, 46980), (1740, 46413), (1910, 42282), (2292, 35235), (2349, 34380), (2430, 33234), (2610, 30942), (2865, 28188), (2916, 27695), (3132, 25785), (3438, 23490), (3645, 22156), (3820, 21141), (3915, 20628), (4698, 17190), (4860, 16617), (5157, 15660), (5220, 15471), (5539, 14580), (5730, 14094), (6876, 11745), (7047, 11460), (7290, 11078), (7830, 10314), (8595, 9396)]