205174320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65761}}^1$

素因数の和:65790

約数の個数: 80

約数和(自身を含む): 684976992

約数和(自身を除く): 479802672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 65761, 131522, 197283, 263044, 328805, 394566, 526088, 657610, 789132, 854893, 986415, 1052176, 1315220, 1578264, 1709786, 1972830, 2564679, 2630440, 3156528, 3419572, 3945660, 4274465, 5129358, 5260880, 6839144, 7891320, 8548930, 10258716, 12823395, 13678288, 15782640, 17097860, 20517432, 25646790, 34195720, 41034864, 51293580, 68391440, 102587160, 205174320]

約数ペア:

[(1, 205174320), (2, 102587160), (3, 68391440), (4, 51293580), (5, 41034864), (6, 34195720), (8, 25646790), (10, 20517432), (12, 17097860), (13, 15782640), (15, 13678288), (16, 12823395), (20, 10258716), (24, 8548930), (26, 7891320), (30, 6839144), (39, 5260880), (40, 5129358), (48, 4274465), (52, 3945660), (60, 3419572), (65, 3156528), (78, 2630440), (80, 2564679), (104, 1972830), (120, 1709786), (130, 1578264), (156, 1315220), (195, 1052176), (208, 986415), (240, 854893), (260, 789132), (312, 657610), (390, 526088), (520, 394566), (624, 328805), (780, 263044), (1040, 197283), (1560, 131522), (3120, 65761)]