189995640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 618740640

約数和(自身を除く): 428745000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 73, 82, 92, 115, 120, 123, 138, 146, 164, 184, 205, 219, 230, 246, 276, 292, 328, 345, 365, 410, 438, 460, 492, 529, 552, 584, 615, 690, 730, 820, 876, 920, 943, 984, 1058, 1095, 1230, 1380, 1460, 1587, 1640, 1679, 1752, 1886, 2116, 2190, 2460, 2645, 2760, 2829, 2920, 2993, 3174, 3358, 3772, 4232, 4380, 4715, 4920, 5037, 5290, 5658, 5986, 6348, 6716, 7544, 7935, 8395, 8760, 8979, 9430, 10074, 10580, 11316, 11972, 12696, 13432, 14145, 14965, 15870, 16790, 17958, 18860, 20148, 21160, 21689, 22632, 23944, 25185, 28290, 29930, 31740, 33580, 35916, 37720, 38617, 40296, 43378, 44895, 50370, 56580, 59860, 63480, 65067, 67160, 68839, 71832, 77234, 86756, 89790, 100740, 108445, 113160, 115851, 119720, 130134, 137678, 154468, 173512, 179580, 193085, 201480, 206517, 216890, 231702, 260268, 275356, 308936, 325335, 344195, 359160, 386170, 413034, 433780, 463404, 520536, 550712, 579255, 650670, 688390, 772340, 826068, 867560, 926808, 1032585, 1158510, 1301340, 1376780, 1544680, 1583297, 1652136, 2065170, 2317020, 2602680, 2753560, 3166594, 4130340, 4634040, 4749891, 6333188, 7916485, 8260680, 9499782, 12666376, 15832970, 18999564, 23749455, 31665940, 37999128, 47498910, 63331880, 94997820, 189995640]

約数ペア:

[(1, 189995640), (2, 94997820), (3, 63331880), (4, 47498910), (5, 37999128), (6, 31665940), (8, 23749455), (10, 18999564), (12, 15832970), (15, 12666376), (20, 9499782), (23, 8260680), (24, 7916485), (30, 6333188), (40, 4749891), (41, 4634040), (46, 4130340), (60, 3166594), (69, 2753560), (73, 2602680), (82, 2317020), (92, 2065170), (115, 1652136), (120, 1583297), (123, 1544680), (138, 1376780), (146, 1301340), (164, 1158510), (184, 1032585), (205, 926808), (219, 867560), (230, 826068), (246, 772340), (276, 688390), (292, 650670), (328, 579255), (345, 550712), (365, 520536), (410, 463404), (438, 433780), (460, 413034), (492, 386170), (529, 359160), (552, 344195), (584, 325335), (615, 308936), (690, 275356), (730, 260268), (820, 231702), (876, 216890), (920, 206517), (943, 201480), (984, 193085), (1058, 179580), (1095, 173512), (1230, 154468), (1380, 137678), (1460, 130134), (1587, 119720), (1640, 115851), (1679, 113160), (1752, 108445), (1886, 100740), (2116, 89790), (2190, 86756), (2460, 77234), (2645, 71832), (2760, 68839), (2829, 67160), (2920, 65067), (2993, 63480), (3174, 59860), (3358, 56580), (3772, 50370), (4232, 44895), (4380, 43378), (4715, 40296), (4920, 38617), (5037, 37720), (5290, 35916), (5658, 33580), (5986, 31740), (6348, 29930), (6716, 28290), (7544, 25185), (7935, 23944), (8395, 22632), (8760, 21689), (8979, 21160), (9430, 20148), (10074, 18860), (10580, 17958), (11316, 16790), (11972, 15870), (12696, 14965), (13432, 14145)]