326809600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 874397160

約数和(自身を除く): 547587560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 491, 512, 520, 640, 650, 800, 832, 982, 1024, 1040, 1280, 1300, 1600, 1664, 1964, 2048, 2080, 2455, 2560, 2600, 3200, 3328, 3928, 4160, 4910, 5120, 5200, 6383, 6400, 6656, 7856, 8320, 9820, 10240, 10400, 12275, 12766, 12800, 13312, 15712, 16640, 19640, 20800, 24550, 25532, 25600, 26624, 31424, 31915, 33280, 39280, 41600, 49100, 51064, 51200, 62848, 63830, 66560, 78560, 83200, 98200, 102128, 125696, 127660, 133120, 157120, 159575, 166400, 196400, 204256, 251392, 255320, 314240, 319150, 332800, 392800, 408512, 502784, 510640, 628480, 638300, 665600, 785600, 817024, 1005568, 1021280, 1256960, 1276600, 1571200, 1634048, 2042560, 2513920, 2553200, 3142400, 3268096, 4085120, 5027840, 5106400, 6284800, 6536192, 8170240, 10212800, 12569600, 13072384, 16340480, 20425600, 25139200, 32680960, 40851200, 65361920, 81702400, 163404800, 326809600]

約数ペア:

[(1, 326809600), (2, 163404800), (4, 81702400), (5, 65361920), (8, 40851200), (10, 32680960), (13, 25139200), (16, 20425600), (20, 16340480), (25, 13072384), (26, 12569600), (32, 10212800), (40, 8170240), (50, 6536192), (52, 6284800), (64, 5106400), (65, 5027840), (80, 4085120), (100, 3268096), (104, 3142400), (128, 2553200), (130, 2513920), (160, 2042560), (200, 1634048), (208, 1571200), (256, 1276600), (260, 1256960), (320, 1021280), (325, 1005568), (400, 817024), (416, 785600), (491, 665600), (512, 638300), (520, 628480), (640, 510640), (650, 502784), (800, 408512), (832, 392800), (982, 332800), (1024, 319150), (1040, 314240), (1280, 255320), (1300, 251392), (1600, 204256), (1664, 196400), (1964, 166400), (2048, 159575), (2080, 157120), (2455, 133120), (2560, 127660), (2600, 125696), (3200, 102128), (3328, 98200), (3928, 83200), (4160, 78560), (4910, 66560), (5120, 63830), (5200, 62848), (6383, 51200), (6400, 51064), (6656, 49100), (7856, 41600), (8320, 39280), (9820, 33280), (10240, 31915), (10400, 31424), (12275, 26624), (12766, 25600), (12800, 25532), (13312, 24550), (15712, 20800), (16640, 19640)]