201919830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:498

約数の個数: 128

約数和(自身を含む): 577843200

約数和(自身を除く): 375923370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 59, 70, 86, 105, 118, 129, 177, 210, 215, 258, 295, 301, 354, 379, 413, 430, 590, 602, 645, 758, 826, 885, 903, 1137, 1239, 1290, 1505, 1770, 1806, 1895, 2065, 2274, 2478, 2537, 2653, 3010, 3790, 4130, 4515, 5074, 5306, 5685, 6195, 7611, 7959, 9030, 11370, 12390, 12685, 13265, 15222, 15918, 16297, 17759, 22361, 25370, 26530, 32594, 35518, 38055, 39795, 44722, 48891, 53277, 67083, 76110, 79590, 81485, 88795, 97782, 106554, 111805, 114079, 134166, 156527, 162970, 177590, 223610, 228158, 244455, 266385, 313054, 335415, 342237, 469581, 488910, 532770, 570395, 670830, 684474, 782635, 939162, 961523, 1140790, 1565270, 1711185, 1923046, 2347905, 2884569, 3422370, 4695810, 4807615, 5769138, 6730661, 9615230, 13461322, 14422845, 20191983, 28845690, 33653305, 40383966, 67306610, 100959915, 201919830]

約数ペア:

[(1, 201919830), (2, 100959915), (3, 67306610), (5, 40383966), (6, 33653305), (7, 28845690), (10, 20191983), (14, 14422845), (15, 13461322), (21, 9615230), (30, 6730661), (35, 5769138), (42, 4807615), (43, 4695810), (59, 3422370), (70, 2884569), (86, 2347905), (105, 1923046), (118, 1711185), (129, 1565270), (177, 1140790), (210, 961523), (215, 939162), (258, 782635), (295, 684474), (301, 670830), (354, 570395), (379, 532770), (413, 488910), (430, 469581), (590, 342237), (602, 335415), (645, 313054), (758, 266385), (826, 244455), (885, 228158), (903, 223610), (1137, 177590), (1239, 162970), (1290, 156527), (1505, 134166), (1770, 114079), (1806, 111805), (1895, 106554), (2065, 97782), (2274, 88795), (2478, 81485), (2537, 79590), (2653, 76110), (3010, 67083), (3790, 53277), (4130, 48891), (4515, 44722), (5074, 39795), (5306, 38055), (5685, 35518), (6195, 32594), (7611, 26530), (7959, 25370), (9030, 22361), (11370, 17759), (12390, 16297), (12685, 15918), (13265, 15222)]