69847890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2539}}^1$

素因数の和:2687

約数の個数: 64

約数和(自身を含む): 193121280

約数和(自身を除く): 123273390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 262, 393, 655, 786, 917, 1310, 1834, 1965, 2539, 2751, 3930, 4585, 5078, 5502, 7617, 9170, 12695, 13755, 15234, 17773, 25390, 27510, 35546, 38085, 53319, 76170, 88865, 106638, 177730, 266595, 332609, 533190, 665218, 997827, 1663045, 1995654, 2328263, 3326090, 4656526, 4989135, 6984789, 9978270, 11641315, 13969578, 23282630, 34923945, 69847890]

約数ペア:

[(1, 69847890), (2, 34923945), (3, 23282630), (5, 13969578), (6, 11641315), (7, 9978270), (10, 6984789), (14, 4989135), (15, 4656526), (21, 3326090), (30, 2328263), (35, 1995654), (42, 1663045), (70, 997827), (105, 665218), (131, 533190), (210, 332609), (262, 266595), (393, 177730), (655, 106638), (786, 88865), (917, 76170), (1310, 53319), (1834, 38085), (1965, 35546), (2539, 27510), (2751, 25390), (3930, 17773), (4585, 15234), (5078, 13755), (5502, 12695), (7617, 9170)]