269358520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 668787840

約数和(自身を除く): 399429320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 41, 46, 74, 82, 92, 115, 148, 164, 184, 185, 193, 205, 230, 296, 328, 370, 386, 410, 460, 740, 772, 820, 851, 920, 943, 965, 1480, 1517, 1544, 1640, 1702, 1886, 1930, 3034, 3404, 3772, 3860, 4255, 4439, 4715, 6068, 6808, 7141, 7544, 7585, 7720, 7913, 8510, 8878, 9430, 12136, 14282, 15170, 15826, 17020, 17756, 18860, 22195, 28564, 30340, 31652, 34040, 34891, 35512, 35705, 37720, 39565, 44390, 57128, 60680, 63304, 69782, 71410, 79130, 88780, 139564, 142820, 158260, 164243, 174455, 177560, 181999, 279128, 285640, 292781, 316520, 328486, 348910, 363998, 585562, 656972, 697820, 727996, 821215, 909995, 1171124, 1313944, 1395640, 1455992, 1463905, 1642430, 1819990, 2342248, 2927810, 3284860, 3639980, 5855620, 6569720, 6733963, 7279960, 11711240, 13467926, 26935852, 33669815, 53871704, 67339630, 134679260, 269358520]

約数ペア:

[(1, 269358520), (2, 134679260), (4, 67339630), (5, 53871704), (8, 33669815), (10, 26935852), (20, 13467926), (23, 11711240), (37, 7279960), (40, 6733963), (41, 6569720), (46, 5855620), (74, 3639980), (82, 3284860), (92, 2927810), (115, 2342248), (148, 1819990), (164, 1642430), (184, 1463905), (185, 1455992), (193, 1395640), (205, 1313944), (230, 1171124), (296, 909995), (328, 821215), (370, 727996), (386, 697820), (410, 656972), (460, 585562), (740, 363998), (772, 348910), (820, 328486), (851, 316520), (920, 292781), (943, 285640), (965, 279128), (1480, 181999), (1517, 177560), (1544, 174455), (1640, 164243), (1702, 158260), (1886, 142820), (1930, 139564), (3034, 88780), (3404, 79130), (3772, 71410), (3860, 69782), (4255, 63304), (4439, 60680), (4715, 57128), (6068, 44390), (6808, 39565), (7141, 37720), (7544, 35705), (7585, 35512), (7720, 34891), (7913, 34040), (8510, 31652), (8878, 30340), (9430, 28564), (12136, 22195), (14282, 18860), (15170, 17756), (15826, 17020)]