138975360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{72383}}^1$

素因数の和:72405

約数の個数: 64

約数和(自身を含む): 442990080

約数和(自身を除く): 304014720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 72383, 144766, 217149, 289532, 361915, 434298, 579064, 723830, 868596, 1085745, 1158128, 1447660, 1737192, 2171490, 2316256, 2895320, 3474384, 4342980, 4632512, 5790640, 6948768, 8685960, 9265024, 11581280, 13897536, 17371920, 23162560, 27795072, 34743840, 46325120, 69487680, 138975360]

約数ペア:

[(1, 138975360), (2, 69487680), (3, 46325120), (4, 34743840), (5, 27795072), (6, 23162560), (8, 17371920), (10, 13897536), (12, 11581280), (15, 9265024), (16, 8685960), (20, 6948768), (24, 5790640), (30, 4632512), (32, 4342980), (40, 3474384), (48, 2895320), (60, 2316256), (64, 2171490), (80, 1737192), (96, 1447660), (120, 1158128), (128, 1085745), (160, 868596), (192, 723830), (240, 579064), (320, 434298), (384, 361915), (480, 289532), (640, 217149), (960, 144766), (1920, 72383)]