256601952

素因数分解:

$2^5\times 3^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 783820800

約数和(自身を除く): 527218848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 71, 72, 89, 94, 96, 108, 141, 142, 144, 178, 188, 213, 216, 267, 282, 284, 288, 356, 376, 423, 426, 432, 534, 564, 568, 639, 712, 752, 801, 846, 852, 864, 1068, 1128, 1136, 1269, 1278, 1424, 1504, 1602, 1692, 1704, 1917, 2136, 2256, 2272, 2403, 2538, 2556, 2848, 3204, 3337, 3384, 3408, 3834, 4183, 4272, 4512, 4806, 5076, 5112, 6319, 6408, 6674, 6768, 6816, 7668, 8366, 8544, 9612, 10011, 10152, 10224, 12549, 12638, 12816, 13348, 13536, 15336, 16732, 18957, 19224, 20022, 20304, 20448, 25098, 25276, 25632, 26696, 30033, 30672, 33464, 37647, 37914, 38448, 40044, 40608, 50196, 50552, 53392, 56871, 60066, 61344, 66928, 75294, 75828, 76896, 80088, 90099, 100392, 101104, 106784, 112941, 113742, 120132, 133856, 150588, 151656, 160176, 170613, 180198, 200784, 202208, 225882, 227484, 240264, 296993, 301176, 303312, 320352, 341226, 360396, 401568, 451764, 454968, 480528, 593986, 602352, 606624, 682452, 720792, 890979, 903528, 909936, 961056, 1187972, 1204704, 1364904, 1441584, 1781958, 1807056, 1819872, 2375944, 2672937, 2729808, 2883168, 3563916, 3614112, 4751888, 5345874, 5459616, 7127832, 8018811, 9503776, 10691748, 14255664, 16037622, 21383496, 28511328, 32075244, 42766992, 64150488, 85533984, 128300976, 256601952]

約数ペア:

[(1, 256601952), (2, 128300976), (3, 85533984), (4, 64150488), (6, 42766992), (8, 32075244), (9, 28511328), (12, 21383496), (16, 16037622), (18, 14255664), (24, 10691748), (27, 9503776), (32, 8018811), (36, 7127832), (47, 5459616), (48, 5345874), (54, 4751888), (71, 3614112), (72, 3563916), (89, 2883168), (94, 2729808), (96, 2672937), (108, 2375944), (141, 1819872), (142, 1807056), (144, 1781958), (178, 1441584), (188, 1364904), (213, 1204704), (216, 1187972), (267, 961056), (282, 909936), (284, 903528), (288, 890979), (356, 720792), (376, 682452), (423, 606624), (426, 602352), (432, 593986), (534, 480528), (564, 454968), (568, 451764), (639, 401568), (712, 360396), (752, 341226), (801, 320352), (846, 303312), (852, 301176), (864, 296993), (1068, 240264), (1128, 227484), (1136, 225882), (1269, 202208), (1278, 200784), (1424, 180198), (1504, 170613), (1602, 160176), (1692, 151656), (1704, 150588), (1917, 133856), (2136, 120132), (2256, 113742), (2272, 112941), (2403, 106784), (2538, 101104), (2556, 100392), (2848, 90099), (3204, 80088), (3337, 76896), (3384, 75828), (3408, 75294), (3834, 66928), (4183, 61344), (4272, 60066), (4512, 56871), (4806, 53392), (5076, 50552), (5112, 50196), (6319, 40608), (6408, 40044), (6674, 38448), (6768, 37914), (6816, 37647), (7668, 33464), (8366, 30672), (8544, 30033), (9612, 26696), (10011, 25632), (10152, 25276), (10224, 25098), (12549, 20448), (12638, 20304), (12816, 20022), (13348, 19224), (13536, 18957), (15336, 16732)]