311286040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5927}}^1$

素因数の和:6052

約数の個数: 64

約数和(自身を含む): 761866560

約数和(自身を除く): 450580520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2626, 4040, 5252, 5927, 6565, 10504, 11854, 13130, 23708, 26260, 29635, 47416, 52520, 59270, 77051, 118540, 154102, 237080, 308204, 385255, 598627, 616408, 770510, 1197254, 1541020, 2394508, 2993135, 3082040, 4789016, 5986270, 7782151, 11972540, 15564302, 23945080, 31128604, 38910755, 62257208, 77821510, 155643020, 311286040]

約数ペア:

[(1, 311286040), (2, 155643020), (4, 77821510), (5, 62257208), (8, 38910755), (10, 31128604), (13, 23945080), (20, 15564302), (26, 11972540), (40, 7782151), (52, 5986270), (65, 4789016), (101, 3082040), (104, 2993135), (130, 2394508), (202, 1541020), (260, 1197254), (404, 770510), (505, 616408), (520, 598627), (808, 385255), (1010, 308204), (1313, 237080), (2020, 154102), (2626, 118540), (4040, 77051), (5252, 59270), (5927, 52520), (6565, 47416), (10504, 29635), (11854, 26260), (13130, 23708)]