287855568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2042

約数の個数: 240

約数和(自身を含む): 1082180736

約数和(自身を除く): 794325168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 28, 33, 36, 39, 42, 44, 48, 52, 56, 63, 66, 72, 77, 78, 84, 88, 91, 99, 104, 112, 117, 126, 132, 143, 144, 154, 156, 168, 176, 182, 198, 208, 231, 234, 252, 264, 273, 286, 308, 312, 336, 364, 396, 429, 462, 468, 504, 528, 546, 572, 616, 624, 693, 728, 792, 819, 858, 924, 936, 1001, 1008, 1092, 1144, 1232, 1287, 1386, 1456, 1584, 1638, 1716, 1848, 1872, 1997, 2002, 2184, 2288, 2574, 2772, 3003, 3276, 3432, 3696, 3994, 4004, 4368, 5148, 5544, 5991, 6006, 6552, 6864, 7988, 8008, 9009, 10296, 11088, 11982, 12012, 13104, 13979, 15976, 16016, 17973, 18018, 20592, 21967, 23964, 24024, 25961, 27958, 31952, 35946, 36036, 41937, 43934, 47928, 48048, 51922, 55916, 65901, 71892, 72072, 77883, 83874, 87868, 95856, 103844, 111832, 125811, 131802, 143784, 144144, 153769, 155766, 167748, 175736, 181727, 197703, 207688, 223664, 233649, 251622, 263604, 285571, 287568, 307538, 311532, 335496, 351472, 363454, 395406, 415376, 461307, 467298, 503244, 527208, 545181, 571142, 615076, 623064, 670992, 726908, 790812, 856713, 922614, 934596, 1006488, 1054416, 1090362, 1142284, 1230152, 1246128, 1383921, 1453816, 1581624, 1635543, 1713426, 1845228, 1869192, 1998997, 2012976, 2180724, 2284568, 2460304, 2570139, 2767842, 2907632, 3163248, 3271086, 3426852, 3690456, 3738384, 3997994, 4361448, 4569136, 5140278, 5535684, 5996991, 6542172, 6853704, 7380912, 7995988, 8722896, 10280556, 11071368, 11993982, 13084344, 13707408, 15991976, 17990973, 20561112, 22142736, 23987964, 26168688, 31983952, 35981946, 41122224, 47975928, 71963892, 95951856, 143927784, 287855568]

約数ペア:

[(1, 287855568), (2, 143927784), (3, 95951856), (4, 71963892), (6, 47975928), (7, 41122224), (8, 35981946), (9, 31983952), (11, 26168688), (12, 23987964), (13, 22142736), (14, 20561112), (16, 17990973), (18, 15991976), (21, 13707408), (22, 13084344), (24, 11993982), (26, 11071368), (28, 10280556), (33, 8722896), (36, 7995988), (39, 7380912), (42, 6853704), (44, 6542172), (48, 5996991), (52, 5535684), (56, 5140278), (63, 4569136), (66, 4361448), (72, 3997994), (77, 3738384), (78, 3690456), (84, 3426852), (88, 3271086), (91, 3163248), (99, 2907632), (104, 2767842), (112, 2570139), (117, 2460304), (126, 2284568), (132, 2180724), (143, 2012976), (144, 1998997), (154, 1869192), (156, 1845228), (168, 1713426), (176, 1635543), (182, 1581624), (198, 1453816), (208, 1383921), (231, 1246128), (234, 1230152), (252, 1142284), (264, 1090362), (273, 1054416), (286, 1006488), (308, 934596), (312, 922614), (336, 856713), (364, 790812), (396, 726908), (429, 670992), (462, 623064), (468, 615076), (504, 571142), (528, 545181), (546, 527208), (572, 503244), (616, 467298), (624, 461307), (693, 415376), (728, 395406), (792, 363454), (819, 351472), (858, 335496), (924, 311532), (936, 307538), (1001, 287568), (1008, 285571), (1092, 263604), (1144, 251622), (1232, 233649), (1287, 223664), (1386, 207688), (1456, 197703), (1584, 181727), (1638, 175736), (1716, 167748), (1848, 155766), (1872, 153769), (1997, 144144), (2002, 143784), (2184, 131802), (2288, 125811), (2574, 111832), (2772, 103844), (3003, 95856), (3276, 87868), (3432, 83874), (3696, 77883), (3994, 72072), (4004, 71892), (4368, 65901), (5148, 55916), (5544, 51922), (5991, 48048), (6006, 47928), (6552, 43934), (6864, 41937), (7988, 36036), (8008, 35946), (9009, 31952), (10296, 27958), (11088, 25961), (11982, 24024), (12012, 23964), (13104, 21967), (13979, 20592), (15976, 18018), (16016, 17973)]