666678880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:301

約数の個数: 192

約数和(自身を含む): 1873428480

約数和(自身を除く): 1206749600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 109, 112, 127, 140, 160, 172, 215, 218, 224, 254, 280, 301, 344, 430, 436, 508, 545, 560, 602, 635, 688, 763, 860, 872, 889, 1016, 1090, 1120, 1204, 1270, 1376, 1505, 1526, 1720, 1744, 1778, 2032, 2180, 2408, 2540, 3010, 3052, 3440, 3488, 3556, 3815, 4064, 4360, 4445, 4687, 4816, 5080, 5461, 6020, 6104, 6880, 7112, 7630, 8720, 8890, 9374, 9632, 10160, 10922, 12040, 12208, 13843, 14224, 15260, 17440, 17780, 18748, 20320, 21844, 23435, 24080, 24416, 27305, 27686, 28448, 30520, 32809, 35560, 37496, 38227, 43688, 46870, 48160, 54610, 55372, 61040, 65618, 69215, 71120, 74992, 76454, 87376, 93740, 96901, 109220, 110744, 122080, 131236, 138430, 142240, 149984, 152908, 164045, 174752, 187480, 191135, 193802, 218440, 221488, 262472, 276860, 305816, 328090, 374960, 382270, 387604, 436880, 442976, 484505, 524944, 553720, 595249, 611632, 656180, 749920, 764540, 775208, 873760, 969010, 1049888, 1107440, 1190498, 1223264, 1312360, 1529080, 1550416, 1938020, 2214880, 2380996, 2624720, 2976245, 3058160, 3100832, 3876040, 4166743, 4761992, 5249440, 5952490, 6116320, 7752080, 8333486, 9523984, 11904980, 15504160, 16666972, 19047968, 20833715, 23809960, 33333944, 41667430, 47619920, 66667888, 83334860, 95239840, 133335776, 166669720, 333339440, 666678880]

約数ペア:

[(1, 666678880), (2, 333339440), (4, 166669720), (5, 133335776), (7, 95239840), (8, 83334860), (10, 66667888), (14, 47619920), (16, 41667430), (20, 33333944), (28, 23809960), (32, 20833715), (35, 19047968), (40, 16666972), (43, 15504160), (56, 11904980), (70, 9523984), (80, 8333486), (86, 7752080), (109, 6116320), (112, 5952490), (127, 5249440), (140, 4761992), (160, 4166743), (172, 3876040), (215, 3100832), (218, 3058160), (224, 2976245), (254, 2624720), (280, 2380996), (301, 2214880), (344, 1938020), (430, 1550416), (436, 1529080), (508, 1312360), (545, 1223264), (560, 1190498), (602, 1107440), (635, 1049888), (688, 969010), (763, 873760), (860, 775208), (872, 764540), (889, 749920), (1016, 656180), (1090, 611632), (1120, 595249), (1204, 553720), (1270, 524944), (1376, 484505), (1505, 442976), (1526, 436880), (1720, 387604), (1744, 382270), (1778, 374960), (2032, 328090), (2180, 305816), (2408, 276860), (2540, 262472), (3010, 221488), (3052, 218440), (3440, 193802), (3488, 191135), (3556, 187480), (3815, 174752), (4064, 164045), (4360, 152908), (4445, 149984), (4687, 142240), (4816, 138430), (5080, 131236), (5461, 122080), (6020, 110744), (6104, 109220), (6880, 96901), (7112, 93740), (7630, 87376), (8720, 76454), (8890, 74992), (9374, 71120), (9632, 69215), (10160, 65618), (10922, 61040), (12040, 55372), (12208, 54610), (13843, 48160), (14224, 46870), (15260, 43688), (17440, 38227), (17780, 37496), (18748, 35560), (20320, 32809), (21844, 30520), (23435, 28448), (24080, 27686), (24416, 27305)]