15781204920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{348833}}^1$

素因数の和:348889

約数の個数: 128

約数和(自身を含む): 52743700800

約数和(自身を除く): 36962495880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5655, 7540, 9048, 11310, 15080, 22620, 45240, 348833, 697666, 1046499, 1395332, 1744165, 2092998, 2790664, 3488330, 4185996, 4534829, 5232495, 6976660, 8371992, 9069658, 10116157, 10464990, 13604487, 13953320, 18139316, 20232314, 20929980, 22674145, 27208974, 30348471, 36278632, 40464628, 41859960, 45348290, 50580785, 54417948, 60696942, 68022435, 80929256, 90696580, 101161570, 108835896, 121393884, 131510041, 136044870, 151742355, 181393160, 202323140, 242787768, 263020082, 272089740, 303484710, 394530123, 404646280, 526040164, 544179480, 606969420, 657550205, 789060246, 1052080328, 1213938840, 1315100410, 1578120492, 1972650615, 2630200820, 3156240984, 3945301230, 5260401640, 7890602460, 15781204920]

約数ペア:

[(1, 15781204920), (2, 7890602460), (3, 5260401640), (4, 3945301230), (5, 3156240984), (6, 2630200820), (8, 1972650615), (10, 1578120492), (12, 1315100410), (13, 1213938840), (15, 1052080328), (20, 789060246), (24, 657550205), (26, 606969420), (29, 544179480), (30, 526040164), (39, 404646280), (40, 394530123), (52, 303484710), (58, 272089740), (60, 263020082), (65, 242787768), (78, 202323140), (87, 181393160), (104, 151742355), (116, 136044870), (120, 131510041), (130, 121393884), (145, 108835896), (156, 101161570), (174, 90696580), (195, 80929256), (232, 68022435), (260, 60696942), (290, 54417948), (312, 50580785), (348, 45348290), (377, 41859960), (390, 40464628), (435, 36278632), (520, 30348471), (580, 27208974), (696, 22674145), (754, 20929980), (780, 20232314), (870, 18139316), (1131, 13953320), (1160, 13604487), (1508, 10464990), (1560, 10116157), (1740, 9069658), (1885, 8371992), (2262, 6976660), (3016, 5232495), (3480, 4534829), (3770, 4185996), (4524, 3488330), (5655, 2790664), (7540, 2092998), (9048, 1744165), (11310, 1395332), (15080, 1046499), (22620, 697666), (45240, 348833)]