219674840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:502

約数の個数: 192

約数和(自身を含む): 655983360

約数和(自身を除く): 436308520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 88, 92, 98, 110, 115, 140, 154, 161, 184, 196, 220, 230, 245, 253, 280, 308, 322, 385, 392, 440, 443, 460, 490, 506, 539, 616, 644, 770, 805, 886, 920, 980, 1012, 1078, 1127, 1265, 1288, 1540, 1610, 1771, 1772, 1960, 2024, 2156, 2215, 2254, 2530, 2695, 3080, 3101, 3220, 3542, 3544, 4312, 4430, 4508, 4873, 5060, 5390, 5635, 6202, 6440, 7084, 8855, 8860, 9016, 9746, 10120, 10189, 10780, 11270, 12397, 12404, 14168, 15505, 17710, 17720, 19492, 20378, 21560, 21707, 22540, 24365, 24794, 24808, 31010, 34111, 35420, 38984, 40756, 43414, 45080, 48730, 49588, 50945, 61985, 62020, 68222, 70840, 71323, 81512, 86828, 97460, 99176, 101890, 108535, 112079, 123970, 124040, 136444, 142646, 170555, 173656, 194920, 203780, 217070, 224158, 238777, 247940, 272888, 285292, 341110, 356615, 407560, 434140, 448316, 477554, 495880, 499261, 560395, 570584, 682220, 713230, 784553, 868280, 896632, 955108, 998522, 1120790, 1193885, 1364440, 1426460, 1569106, 1910216, 1997044, 2241580, 2387770, 2496305, 2852920, 3138212, 3922765, 3994088, 4483160, 4775540, 4992610, 5491871, 6276424, 7845530, 9551080, 9985220, 10983742, 15691060, 19970440, 21967484, 27459355, 31382120, 43934968, 54918710, 109837420, 219674840]

約数ペア:

[(1, 219674840), (2, 109837420), (4, 54918710), (5, 43934968), (7, 31382120), (8, 27459355), (10, 21967484), (11, 19970440), (14, 15691060), (20, 10983742), (22, 9985220), (23, 9551080), (28, 7845530), (35, 6276424), (40, 5491871), (44, 4992610), (46, 4775540), (49, 4483160), (55, 3994088), (56, 3922765), (70, 3138212), (77, 2852920), (88, 2496305), (92, 2387770), (98, 2241580), (110, 1997044), (115, 1910216), (140, 1569106), (154, 1426460), (161, 1364440), (184, 1193885), (196, 1120790), (220, 998522), (230, 955108), (245, 896632), (253, 868280), (280, 784553), (308, 713230), (322, 682220), (385, 570584), (392, 560395), (440, 499261), (443, 495880), (460, 477554), (490, 448316), (506, 434140), (539, 407560), (616, 356615), (644, 341110), (770, 285292), (805, 272888), (886, 247940), (920, 238777), (980, 224158), (1012, 217070), (1078, 203780), (1127, 194920), (1265, 173656), (1288, 170555), (1540, 142646), (1610, 136444), (1771, 124040), (1772, 123970), (1960, 112079), (2024, 108535), (2156, 101890), (2215, 99176), (2254, 97460), (2530, 86828), (2695, 81512), (3080, 71323), (3101, 70840), (3220, 68222), (3542, 62020), (3544, 61985), (4312, 50945), (4430, 49588), (4508, 48730), (4873, 45080), (5060, 43414), (5390, 40756), (5635, 38984), (6202, 35420), (6440, 34111), (7084, 31010), (8855, 24808), (8860, 24794), (9016, 24365), (9746, 22540), (10120, 21707), (10189, 21560), (10780, 20378), (11270, 19492), (12397, 17720), (12404, 17710), (14168, 15505)]