1245482880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{648689}}^1$

素因数の和:648711

約数の個数: 64

約数和(自身を含む): 3969982800

約数和(自身を除く): 2724499920

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, 648689, 1297378, 1946067, 2594756, 3243445, 3892134, 5189512, 6486890, 7784268, 9730335, 10379024, 12973780, 15568536, 19460670, 20758048, 25947560, 31137072, 38921340, 41516096, 51895120, 62274144, 77842680, 83032192, 103790240, 124548288, 155685360, 207580480, 249096576, 311370720, 415160960, 622741440, 1245482880]

約数ペア:

[(1, 1245482880), (2, 622741440), (3, 415160960), (4, 311370720), (5, 249096576), (6, 207580480), (8, 155685360), (10, 124548288), (12, 103790240), (15, 83032192), (16, 77842680), (20, 62274144), (24, 51895120), (30, 41516096), (32, 38921340), (40, 31137072), (48, 25947560), (60, 20758048), (64, 19460670), (80, 15568536), (96, 12973780), (120, 10379024), (128, 9730335), (160, 7784268), (192, 6486890), (240, 5189512), (320, 3892134), (384, 3243445), (480, 2594756), (640, 1946067), (960, 1297378), (1920, 648689)]