64409040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29819}}^1$

素因数の和:29841

約数の個数: 80

約数和(自身を含む): 221860800

約数和(自身を除く): 157451760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 29819, 59638, 89457, 119276, 149095, 178914, 238552, 268371, 298190, 357828, 447285, 477104, 536742, 596380, 715656, 805113, 894570, 1073484, 1192760, 1341855, 1431312, 1610226, 1789140, 2146968, 2385520, 2683710, 3220452, 3578280, 4025565, 4293936, 5367420, 6440904, 7156560, 8051130, 10734840, 12881808, 16102260, 21469680, 32204520, 64409040]

約数ペア:

[(1, 64409040), (2, 32204520), (3, 21469680), (4, 16102260), (5, 12881808), (6, 10734840), (8, 8051130), (9, 7156560), (10, 6440904), (12, 5367420), (15, 4293936), (16, 4025565), (18, 3578280), (20, 3220452), (24, 2683710), (27, 2385520), (30, 2146968), (36, 1789140), (40, 1610226), (45, 1431312), (48, 1341855), (54, 1192760), (60, 1073484), (72, 894570), (80, 805113), (90, 715656), (108, 596380), (120, 536742), (135, 477104), (144, 447285), (180, 357828), (216, 298190), (240, 268371), (270, 238552), (360, 178914), (432, 149095), (540, 119276), (720, 89457), (1080, 59638), (2160, 29819)]