20171587920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{11701}}^1$

素因数の和:12381

約数の個数: 160

約数和(自身を含む): 68326948224

約数和(自身を除く): 48155360304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 653, 660, 880, 1306, 1320, 1959, 2612, 2640, 3265, 3918, 5224, 6530, 7183, 7836, 9795, 10448, 11701, 13060, 14366, 15672, 19590, 21549, 23402, 26120, 28732, 31344, 35103, 35915, 39180, 43098, 46804, 52240, 57464, 58505, 70206, 71830, 78360, 86196, 93608, 107745, 114928, 117010, 128711, 140412, 143660, 156720, 172392, 175515, 187216, 215490, 234020, 257422, 280824, 287320, 344784, 351030, 386133, 430980, 468040, 514844, 561648, 574640, 643555, 702060, 772266, 861960, 936080, 1029688, 1287110, 1404120, 1544532, 1723920, 1930665, 2059376, 2574220, 2808240, 3089064, 3861330, 5148440, 6178128, 7640753, 7722660, 10296880, 15281506, 15445320, 22922259, 30563012, 30890640, 38203765, 45844518, 61126024, 76407530, 84048283, 91689036, 114611295, 122252048, 152815060, 168096566, 183378072, 229222590, 252144849, 305630120, 336193132, 366756144, 420241415, 458445180, 504289698, 611260240, 672386264, 840482830, 916890360, 1008579396, 1260724245, 1344772528, 1680965660, 1833780720, 2017158792, 2521448490, 3361931320, 4034317584, 5042896980, 6723862640, 10085793960, 20171587920]

約数ペア:

[(1, 20171587920), (2, 10085793960), (3, 6723862640), (4, 5042896980), (5, 4034317584), (6, 3361931320), (8, 2521448490), (10, 2017158792), (11, 1833780720), (12, 1680965660), (15, 1344772528), (16, 1260724245), (20, 1008579396), (22, 916890360), (24, 840482830), (30, 672386264), (33, 611260240), (40, 504289698), (44, 458445180), (48, 420241415), (55, 366756144), (60, 336193132), (66, 305630120), (80, 252144849), (88, 229222590), (110, 183378072), (120, 168096566), (132, 152815060), (165, 122252048), (176, 114611295), (220, 91689036), (240, 84048283), (264, 76407530), (330, 61126024), (440, 45844518), (528, 38203765), (653, 30890640), (660, 30563012), (880, 22922259), (1306, 15445320), (1320, 15281506), (1959, 10296880), (2612, 7722660), (2640, 7640753), (3265, 6178128), (3918, 5148440), (5224, 3861330), (6530, 3089064), (7183, 2808240), (7836, 2574220), (9795, 2059376), (10448, 1930665), (11701, 1723920), (13060, 1544532), (14366, 1404120), (15672, 1287110), (19590, 1029688), (21549, 936080), (23402, 861960), (26120, 772266), (28732, 702060), (31344, 643555), (35103, 574640), (35915, 561648), (39180, 514844), (43098, 468040), (46804, 430980), (52240, 386133), (57464, 351030), (58505, 344784), (70206, 287320), (71830, 280824), (78360, 257422), (86196, 234020), (93608, 215490), (107745, 187216), (114928, 175515), (117010, 172392), (128711, 156720), (140412, 143660)]