15871664328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{3637}}^1$

素因数の和:3927

約数の個数: 128

約数和(自身を含む): 43565195520

約数和(自身を除く): 27693531192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 197, 213, 284, 312, 394, 426, 568, 591, 788, 852, 923, 1182, 1576, 1704, 1846, 2364, 2561, 2769, 3637, 3692, 4728, 5122, 5538, 7274, 7384, 7683, 10244, 10911, 11076, 13987, 14548, 15366, 20488, 21822, 22152, 27974, 29096, 30732, 41961, 43644, 47281, 55948, 61464, 83922, 87288, 94562, 111896, 141843, 167844, 181831, 189124, 258227, 283686, 335688, 363662, 378248, 516454, 545493, 567372, 716489, 727324, 774681, 1032908, 1090986, 1134744, 1432978, 1454648, 1549362, 2065816, 2149467, 2181972, 2865956, 3098724, 3356951, 4298934, 4363944, 5731912, 6197448, 6713902, 8597868, 9314357, 10070853, 13427804, 17195736, 18628714, 20141706, 26855608, 27943071, 37257428, 40283412, 50870719, 55886142, 74514856, 80566824, 101741438, 111772284, 152612157, 203482876, 223544568, 305224314, 406965752, 610448628, 661319347, 1220897256, 1322638694, 1983958041, 2645277388, 3967916082, 5290554776, 7935832164, 15871664328]

約数ペア:

[(1, 15871664328), (2, 7935832164), (3, 5290554776), (4, 3967916082), (6, 2645277388), (8, 1983958041), (12, 1322638694), (13, 1220897256), (24, 661319347), (26, 610448628), (39, 406965752), (52, 305224314), (71, 223544568), (78, 203482876), (104, 152612157), (142, 111772284), (156, 101741438), (197, 80566824), (213, 74514856), (284, 55886142), (312, 50870719), (394, 40283412), (426, 37257428), (568, 27943071), (591, 26855608), (788, 20141706), (852, 18628714), (923, 17195736), (1182, 13427804), (1576, 10070853), (1704, 9314357), (1846, 8597868), (2364, 6713902), (2561, 6197448), (2769, 5731912), (3637, 4363944), (3692, 4298934), (4728, 3356951), (5122, 3098724), (5538, 2865956), (7274, 2181972), (7384, 2149467), (7683, 2065816), (10244, 1549362), (10911, 1454648), (11076, 1432978), (13987, 1134744), (14548, 1090986), (15366, 1032908), (20488, 774681), (21822, 727324), (22152, 716489), (27974, 567372), (29096, 545493), (30732, 516454), (41961, 378248), (43644, 363662), (47281, 335688), (55948, 283686), (61464, 258227), (83922, 189124), (87288, 181831), (94562, 167844), (111896, 141843)]