1239968790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{124121}}^1$

素因数の和:124174

約数の個数: 64

約数和(自身を含む): 3395977920

約数和(自身を除く): 2156009130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 9990, 124121, 248242, 372363, 620605, 744726, 1117089, 1241210, 1861815, 2234178, 3351267, 3723630, 4592477, 5585445, 6702534, 9184954, 11170890, 13777431, 16756335, 22962385, 27554862, 33512670, 41332293, 45924770, 68887155, 82664586, 123996879, 137774310, 206661465, 247993758, 413322930, 619984395, 1239968790]

約数ペア:

[(1, 1239968790), (2, 619984395), (3, 413322930), (5, 247993758), (6, 206661465), (9, 137774310), (10, 123996879), (15, 82664586), (18, 68887155), (27, 45924770), (30, 41332293), (37, 33512670), (45, 27554862), (54, 22962385), (74, 16756335), (90, 13777431), (111, 11170890), (135, 9184954), (185, 6702534), (222, 5585445), (270, 4592477), (333, 3723630), (370, 3351267), (555, 2234178), (666, 1861815), (999, 1241210), (1110, 1117089), (1665, 744726), (1998, 620605), (3330, 372363), (4995, 248242), (9990, 124121)]