21687476480

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^2\times {\mathrm{32029}}^1$

素因数の和:32096

約数の個数: 108

約数和(自身を含む): 54306800940

約数和(自身を除く): 32619324460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 529, 640, 736, 920, 1058, 1280, 1472, 1840, 2116, 2645, 2944, 3680, 4232, 5290, 5888, 7360, 8464, 10580, 14720, 16928, 21160, 29440, 32029, 33856, 42320, 64058, 67712, 84640, 128116, 135424, 160145, 169280, 256232, 320290, 338560, 512464, 640580, 677120, 736667, 1024928, 1281160, 1473334, 2049856, 2562320, 2946668, 3683335, 4099712, 5124640, 5893336, 7366670, 8199424, 10249280, 11786672, 14733340, 16943341, 20498560, 23573344, 29466680, 33886682, 40997120, 47146688, 58933360, 67773364, 84716705, 94293376, 117866720, 135546728, 169433410, 188586752, 235733440, 271093456, 338866820, 471466880, 542186912, 677733640, 942933760, 1084373824, 1355467280, 2168747648, 2710934560, 4337495296, 5421869120, 10843738240, 21687476480]

約数ペア:

[(1, 21687476480), (2, 10843738240), (4, 5421869120), (5, 4337495296), (8, 2710934560), (10, 2168747648), (16, 1355467280), (20, 1084373824), (23, 942933760), (32, 677733640), (40, 542186912), (46, 471466880), (64, 338866820), (80, 271093456), (92, 235733440), (115, 188586752), (128, 169433410), (160, 135546728), (184, 117866720), (230, 94293376), (256, 84716705), (320, 67773364), (368, 58933360), (460, 47146688), (529, 40997120), (640, 33886682), (736, 29466680), (920, 23573344), (1058, 20498560), (1280, 16943341), (1472, 14733340), (1840, 11786672), (2116, 10249280), (2645, 8199424), (2944, 7366670), (3680, 5893336), (4232, 5124640), (5290, 4099712), (5888, 3683335), (7360, 2946668), (8464, 2562320), (10580, 2049856), (14720, 1473334), (16928, 1281160), (21160, 1024928), (29440, 736667), (32029, 677120), (33856, 640580), (42320, 512464), (64058, 338560), (67712, 320290), (84640, 256232), (128116, 169280), (135424, 160145)]