221479510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 484600320

約数和(自身を除く): 263120810

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 59, 70, 94, 98, 118, 163, 235, 245, 295, 326, 329, 413, 470, 490, 590, 658, 815, 826, 1141, 1630, 1645, 2065, 2282, 2303, 2773, 2891, 3290, 4130, 4606, 5546, 5705, 5782, 7661, 7987, 9617, 11410, 11515, 13865, 14455, 15322, 15974, 19234, 19411, 23030, 27730, 28910, 38305, 38822, 39935, 48085, 53627, 67319, 76610, 79870, 96170, 97055, 107254, 134638, 135877, 194110, 268135, 271754, 336595, 375389, 451999, 471233, 536270, 673190, 679385, 750778, 903998, 942466, 1358770, 1876945, 2259995, 2356165, 3163993, 3753890, 4519990, 4712330, 6327986, 15819965, 22147951, 31639930, 44295902, 110739755, 221479510]

約数ペア:

[(1, 221479510), (2, 110739755), (5, 44295902), (7, 31639930), (10, 22147951), (14, 15819965), (35, 6327986), (47, 4712330), (49, 4519990), (59, 3753890), (70, 3163993), (94, 2356165), (98, 2259995), (118, 1876945), (163, 1358770), (235, 942466), (245, 903998), (295, 750778), (326, 679385), (329, 673190), (413, 536270), (470, 471233), (490, 451999), (590, 375389), (658, 336595), (815, 271754), (826, 268135), (1141, 194110), (1630, 135877), (1645, 134638), (2065, 107254), (2282, 97055), (2303, 96170), (2773, 79870), (2891, 76610), (3290, 67319), (4130, 53627), (4606, 48085), (5546, 39935), (5705, 38822), (5782, 38305), (7661, 28910), (7987, 27730), (9617, 23030), (11410, 19411), (11515, 19234), (13865, 15974), (14455, 15322)]