311791968

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1557

約数の個数: 144

約数和(自身を含む): 961296336

約数和(自身を除く): 649504368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 43, 48, 51, 68, 72, 86, 96, 102, 129, 136, 144, 153, 172, 204, 258, 272, 288, 306, 344, 387, 408, 516, 544, 612, 688, 731, 774, 816, 1032, 1224, 1376, 1462, 1481, 1548, 1632, 2064, 2193, 2448, 2924, 2962, 3096, 4128, 4386, 4443, 4896, 5848, 5924, 6192, 6579, 8772, 8886, 11696, 11848, 12384, 13158, 13329, 17544, 17772, 23392, 23696, 25177, 26316, 26658, 35088, 35544, 47392, 50354, 52632, 53316, 63683, 70176, 71088, 75531, 100708, 105264, 106632, 127366, 142176, 151062, 191049, 201416, 210528, 213264, 226593, 254732, 302124, 382098, 402832, 426528, 453186, 509464, 573147, 604248, 764196, 805664, 906372, 1018928, 1082611, 1146294, 1208496, 1528392, 1812744, 2037856, 2165222, 2292588, 2416992, 3056784, 3247833, 3625488, 4330444, 4585176, 6113568, 6495666, 7250976, 8660888, 9170352, 9743499, 12991332, 17321776, 18340704, 19486998, 25982664, 34643552, 38973996, 51965328, 77947992, 103930656, 155895984, 311791968]

約数ペア:

[(1, 311791968), (2, 155895984), (3, 103930656), (4, 77947992), (6, 51965328), (8, 38973996), (9, 34643552), (12, 25982664), (16, 19486998), (17, 18340704), (18, 17321776), (24, 12991332), (32, 9743499), (34, 9170352), (36, 8660888), (43, 7250976), (48, 6495666), (51, 6113568), (68, 4585176), (72, 4330444), (86, 3625488), (96, 3247833), (102, 3056784), (129, 2416992), (136, 2292588), (144, 2165222), (153, 2037856), (172, 1812744), (204, 1528392), (258, 1208496), (272, 1146294), (288, 1082611), (306, 1018928), (344, 906372), (387, 805664), (408, 764196), (516, 604248), (544, 573147), (612, 509464), (688, 453186), (731, 426528), (774, 402832), (816, 382098), (1032, 302124), (1224, 254732), (1376, 226593), (1462, 213264), (1481, 210528), (1548, 201416), (1632, 191049), (2064, 151062), (2193, 142176), (2448, 127366), (2924, 106632), (2962, 105264), (3096, 100708), (4128, 75531), (4386, 71088), (4443, 70176), (4896, 63683), (5848, 53316), (5924, 52632), (6192, 50354), (6579, 47392), (8772, 35544), (8886, 35088), (11696, 26658), (11848, 26316), (12384, 25177), (13158, 23696), (13329, 23392), (17544, 17772)]