1639576320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{426973}}^1$

素因数の和:426997

約数の個数: 72

約数和(自身を含む): 5236409136

約数和(自身を除く): 3596832816

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 426973, 853946, 1280919, 1707892, 2134865, 2561838, 3415784, 4269730, 5123676, 6404595, 6831568, 8539460, 10247352, 12809190, 13663136, 17078920, 20494704, 25618380, 27326272, 34157840, 40989408, 51236760, 54652544, 68315680, 81978816, 102473520, 109305088, 136631360, 163957632, 204947040, 273262720, 327915264, 409894080, 546525440, 819788160, 1639576320]

約数ペア:

[(1, 1639576320), (2, 819788160), (3, 546525440), (4, 409894080), (5, 327915264), (6, 273262720), (8, 204947040), (10, 163957632), (12, 136631360), (15, 109305088), (16, 102473520), (20, 81978816), (24, 68315680), (30, 54652544), (32, 51236760), (40, 40989408), (48, 34157840), (60, 27326272), (64, 25618380), (80, 20494704), (96, 17078920), (120, 13663136), (128, 12809190), (160, 10247352), (192, 8539460), (240, 6831568), (256, 6404595), (320, 5123676), (384, 4269730), (480, 3415784), (640, 2561838), (768, 2134865), (960, 1707892), (1280, 1280919), (1920, 853946), (3840, 426973)]