247536170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2103

約数の個数: 64

約数和(自身を含む): 535680000

約数和(自身を除く): 288143830

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 122, 145, 203, 290, 305, 406, 427, 610, 854, 1015, 1769, 1999, 2030, 2135, 3538, 3998, 4270, 8845, 9995, 12383, 13993, 17690, 19990, 24766, 27986, 57971, 61915, 69965, 115942, 121939, 123830, 139930, 243878, 289855, 405797, 579710, 609695, 811594, 853573, 1219390, 1707146, 2028985, 3536231, 4057970, 4267865, 7072462, 8535730, 17681155, 24753617, 35362310, 49507234, 123768085, 247536170]

約数ペア:

[(1, 247536170), (2, 123768085), (5, 49507234), (7, 35362310), (10, 24753617), (14, 17681155), (29, 8535730), (35, 7072462), (58, 4267865), (61, 4057970), (70, 3536231), (122, 2028985), (145, 1707146), (203, 1219390), (290, 853573), (305, 811594), (406, 609695), (427, 579710), (610, 405797), (854, 289855), (1015, 243878), (1769, 139930), (1999, 123830), (2030, 121939), (2135, 115942), (3538, 69965), (3998, 61915), (4270, 57971), (8845, 27986), (9995, 24766), (12383, 19990), (13993, 17690)]