440268304

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1$

素因数の和:1008

約数の個数: 80

約数和(自身を含む): 1031025280

約数和(自身を除く): 590756976

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 313, 532, 626, 661, 1064, 1252, 1322, 2128, 2191, 2504, 2644, 4382, 4627, 5008, 5288, 5947, 8764, 9254, 10576, 11894, 12559, 17528, 18508, 23788, 25118, 35056, 37016, 41629, 47576, 50236, 74032, 83258, 87913, 95152, 100472, 166516, 175826, 200944, 206893, 333032, 351652, 413786, 666064, 703304, 827572, 1406608, 1448251, 1655144, 2896502, 3310288, 3930967, 5793004, 7861934, 11586008, 15723868, 23172016, 27516769, 31447736, 55033538, 62895472, 110067076, 220134152, 440268304]

約数ペア:

[(1, 440268304), (2, 220134152), (4, 110067076), (7, 62895472), (8, 55033538), (14, 31447736), (16, 27516769), (19, 23172016), (28, 15723868), (38, 11586008), (56, 7861934), (76, 5793004), (112, 3930967), (133, 3310288), (152, 2896502), (266, 1655144), (304, 1448251), (313, 1406608), (532, 827572), (626, 703304), (661, 666064), (1064, 413786), (1252, 351652), (1322, 333032), (2128, 206893), (2191, 200944), (2504, 175826), (2644, 166516), (4382, 100472), (4627, 95152), (5008, 87913), (5288, 83258), (5947, 74032), (8764, 50236), (9254, 47576), (10576, 41629), (11894, 37016), (12559, 35056), (17528, 25118), (18508, 23788)]