229029040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1693}}^1$

素因数の和:1814

約数の個数: 80

約数和(自身を含む): 567151200

約数和(自身を除く): 338122160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 712, 760, 890, 1424, 1520, 1691, 1693, 1780, 3382, 3386, 3560, 6764, 6772, 7120, 8455, 8465, 13528, 13544, 16910, 16930, 27056, 27088, 32167, 33820, 33860, 64334, 67640, 67720, 128668, 135280, 135440, 150677, 160835, 257336, 301354, 321670, 514672, 602708, 643340, 753385, 1205416, 1286680, 1506770, 2410832, 2573360, 2862863, 3013540, 5725726, 6027080, 11451452, 12054160, 14314315, 22902904, 28628630, 45805808, 57257260, 114514520, 229029040]

約数ペア:

[(1, 229029040), (2, 114514520), (4, 57257260), (5, 45805808), (8, 28628630), (10, 22902904), (16, 14314315), (19, 12054160), (20, 11451452), (38, 6027080), (40, 5725726), (76, 3013540), (80, 2862863), (89, 2573360), (95, 2410832), (152, 1506770), (178, 1286680), (190, 1205416), (304, 753385), (356, 643340), (380, 602708), (445, 514672), (712, 321670), (760, 301354), (890, 257336), (1424, 160835), (1520, 150677), (1691, 135440), (1693, 135280), (1780, 128668), (3382, 67720), (3386, 67640), (3560, 64334), (6764, 33860), (6772, 33820), (7120, 32167), (8455, 27088), (8465, 27056), (13528, 16930), (13544, 16910)]