66904920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61949}}^1$

素因数の和:61969

約数の個数: 64

約数和(自身を含む): 223020000

約数和(自身を除く): 156115080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61949, 123898, 185847, 247796, 309745, 371694, 495592, 557541, 619490, 743388, 929235, 1115082, 1238980, 1486776, 1672623, 1858470, 2230164, 2477960, 2787705, 3345246, 3716940, 4460328, 5575410, 6690492, 7433880, 8363115, 11150820, 13380984, 16726230, 22301640, 33452460, 66904920]

約数ペア:

[(1, 66904920), (2, 33452460), (3, 22301640), (4, 16726230), (5, 13380984), (6, 11150820), (8, 8363115), (9, 7433880), (10, 6690492), (12, 5575410), (15, 4460328), (18, 3716940), (20, 3345246), (24, 2787705), (27, 2477960), (30, 2230164), (36, 1858470), (40, 1672623), (45, 1486776), (54, 1238980), (60, 1115082), (72, 929235), (90, 743388), (108, 619490), (120, 557541), (135, 495592), (180, 371694), (216, 309745), (270, 247796), (360, 185847), (540, 123898), (1080, 61949)]