210104440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 586776960

約数和(自身を除く): 376672520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 197, 260, 280, 293, 364, 394, 455, 520, 586, 728, 788, 910, 985, 1172, 1379, 1465, 1576, 1820, 1970, 2051, 2344, 2561, 2758, 2930, 3640, 3809, 3940, 4102, 5122, 5516, 5860, 6895, 7618, 7880, 8204, 10244, 10255, 11032, 11720, 12805, 13790, 15236, 16408, 17927, 19045, 20488, 20510, 25610, 26663, 27580, 30472, 35854, 38090, 41020, 51220, 53326, 55160, 57721, 71708, 76180, 82040, 89635, 102440, 106652, 115442, 133315, 143416, 152360, 179270, 213304, 230884, 266630, 288605, 358540, 404047, 461768, 533260, 577210, 717080, 750373, 808094, 1066520, 1154420, 1500746, 1616188, 2020235, 2308840, 3001492, 3232376, 3751865, 4040470, 5252611, 6002984, 7503730, 8080940, 10505222, 15007460, 16161880, 21010444, 26263055, 30014920, 42020888, 52526110, 105052220, 210104440]

約数ペア:

[(1, 210104440), (2, 105052220), (4, 52526110), (5, 42020888), (7, 30014920), (8, 26263055), (10, 21010444), (13, 16161880), (14, 15007460), (20, 10505222), (26, 8080940), (28, 7503730), (35, 6002984), (40, 5252611), (52, 4040470), (56, 3751865), (65, 3232376), (70, 3001492), (91, 2308840), (104, 2020235), (130, 1616188), (140, 1500746), (182, 1154420), (197, 1066520), (260, 808094), (280, 750373), (293, 717080), (364, 577210), (394, 533260), (455, 461768), (520, 404047), (586, 358540), (728, 288605), (788, 266630), (910, 230884), (985, 213304), (1172, 179270), (1379, 152360), (1465, 143416), (1576, 133315), (1820, 115442), (1970, 106652), (2051, 102440), (2344, 89635), (2561, 82040), (2758, 76180), (2930, 71708), (3640, 57721), (3809, 55160), (3940, 53326), (4102, 51220), (5122, 41020), (5516, 38090), (5860, 35854), (6895, 30472), (7618, 27580), (7880, 26663), (8204, 25610), (10244, 20510), (10255, 20488), (11032, 19045), (11720, 17927), (12805, 16408), (13790, 15236)]