7881490620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{1693}}^1$

素因数の和:1981

約数の個数: 192

約数和(自身を含む): 25305920640

約数和(自身を除く): 17424430020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 233, 270, 333, 370, 444, 466, 540, 555, 666, 699, 740, 932, 999, 1110, 1165, 1332, 1398, 1665, 1693, 1998, 2097, 2220, 2330, 2796, 3330, 3386, 3495, 3996, 4194, 4660, 4995, 5079, 6291, 6660, 6772, 6990, 8388, 8465, 8621, 9990, 10158, 10485, 12582, 13980, 15237, 16930, 17242, 19980, 20316, 20970, 25164, 25395, 25863, 30474, 31455, 33860, 34484, 41940, 43105, 45711, 50790, 51726, 60948, 62641, 62910, 76185, 77589, 86210, 91422, 101580, 103452, 125282, 125820, 129315, 152370, 155178, 172420, 182844, 187923, 228555, 232767, 250564, 258630, 304740, 310356, 313205, 375846, 387945, 394469, 457110, 465534, 517260, 563769, 626410, 751692, 775890, 788938, 914220, 931068, 939615, 1127538, 1163835, 1183407, 1252820, 1551780, 1577876, 1691307, 1879230, 1972345, 2255076, 2327670, 2366814, 2818845, 3382614, 3550221, 3758460, 3944690, 4655340, 4733628, 5637690, 5917035, 6765228, 7100442, 7889380, 8456535, 10650663, 11275380, 11834070, 14200884, 14595353, 16913070, 17751105, 21301326, 23668140, 29190706, 33826140, 35502210, 42602652, 43786059, 53253315, 58381412, 71004420, 72976765, 87572118, 106506630, 131358177, 145953530, 175144236, 213013260, 218930295, 262716354, 291907060, 394074531, 437860590, 525432708, 656790885, 788149062, 875721180, 1313581770, 1576298124, 1970372655, 2627163540, 3940745310, 7881490620]

約数ペア:

[(1, 7881490620), (2, 3940745310), (3, 2627163540), (4, 1970372655), (5, 1576298124), (6, 1313581770), (9, 875721180), (10, 788149062), (12, 656790885), (15, 525432708), (18, 437860590), (20, 394074531), (27, 291907060), (30, 262716354), (36, 218930295), (37, 213013260), (45, 175144236), (54, 145953530), (60, 131358177), (74, 106506630), (90, 87572118), (108, 72976765), (111, 71004420), (135, 58381412), (148, 53253315), (180, 43786059), (185, 42602652), (222, 35502210), (233, 33826140), (270, 29190706), (333, 23668140), (370, 21301326), (444, 17751105), (466, 16913070), (540, 14595353), (555, 14200884), (666, 11834070), (699, 11275380), (740, 10650663), (932, 8456535), (999, 7889380), (1110, 7100442), (1165, 6765228), (1332, 5917035), (1398, 5637690), (1665, 4733628), (1693, 4655340), (1998, 3944690), (2097, 3758460), (2220, 3550221), (2330, 3382614), (2796, 2818845), (3330, 2366814), (3386, 2327670), (3495, 2255076), (3996, 1972345), (4194, 1879230), (4660, 1691307), (4995, 1577876), (5079, 1551780), (6291, 1252820), (6660, 1183407), (6772, 1163835), (6990, 1127538), (8388, 939615), (8465, 931068), (8621, 914220), (9990, 788938), (10158, 775890), (10485, 751692), (12582, 626410), (13980, 563769), (15237, 517260), (16930, 465534), (17242, 457110), (19980, 394469), (20316, 387945), (20970, 375846), (25164, 313205), (25395, 310356), (25863, 304740), (30474, 258630), (31455, 250564), (33860, 232767), (34484, 228555), (41940, 187923), (43105, 182844), (45711, 172420), (50790, 155178), (51726, 152370), (60948, 129315), (62641, 125820), (62910, 125282), (76185, 103452), (77589, 101580), (86210, 91422)]