7647840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 26889408

約数和(自身を除く): 19241568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 113, 120, 141, 144, 160, 180, 188, 226, 235, 240, 282, 288, 339, 360, 376, 423, 452, 470, 480, 564, 565, 678, 705, 720, 752, 846, 904, 940, 1017, 1128, 1130, 1356, 1410, 1440, 1504, 1692, 1695, 1808, 1880, 2034, 2115, 2256, 2260, 2712, 2820, 3384, 3390, 3616, 3760, 4068, 4230, 4512, 4520, 5085, 5311, 5424, 5640, 6768, 6780, 7520, 8136, 8460, 9040, 10170, 10622, 10848, 11280, 13536, 13560, 15933, 16272, 16920, 18080, 20340, 21244, 22560, 26555, 27120, 31866, 32544, 33840, 40680, 42488, 47799, 53110, 54240, 63732, 67680, 79665, 81360, 84976, 95598, 106220, 127464, 159330, 162720, 169952, 191196, 212440, 238995, 254928, 318660, 382392, 424880, 477990, 509856, 637320, 764784, 849760, 955980, 1274640, 1529568, 1911960, 2549280, 3823920, 7647840]

約数ペア:

[(1, 7647840), (2, 3823920), (3, 2549280), (4, 1911960), (5, 1529568), (6, 1274640), (8, 955980), (9, 849760), (10, 764784), (12, 637320), (15, 509856), (16, 477990), (18, 424880), (20, 382392), (24, 318660), (30, 254928), (32, 238995), (36, 212440), (40, 191196), (45, 169952), (47, 162720), (48, 159330), (60, 127464), (72, 106220), (80, 95598), (90, 84976), (94, 81360), (96, 79665), (113, 67680), (120, 63732), (141, 54240), (144, 53110), (160, 47799), (180, 42488), (188, 40680), (226, 33840), (235, 32544), (240, 31866), (282, 27120), (288, 26555), (339, 22560), (360, 21244), (376, 20340), (423, 18080), (452, 16920), (470, 16272), (480, 15933), (564, 13560), (565, 13536), (678, 11280), (705, 10848), (720, 10622), (752, 10170), (846, 9040), (904, 8460), (940, 8136), (1017, 7520), (1128, 6780), (1130, 6768), (1356, 5640), (1410, 5424), (1440, 5311), (1504, 5085), (1692, 4520), (1695, 4512), (1808, 4230), (1880, 4068), (2034, 3760), (2115, 3616), (2256, 3390), (2260, 3384), (2712, 2820)]