262431312

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 852856128

約数和(自身を除く): 590424816

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 169, 173, 176, 187, 204, 208, 221, 264, 272, 286, 312, 338, 346, 374, 408, 429, 442, 507, 519, 528, 561, 572, 624, 663, 676, 692, 748, 816, 858, 884, 1014, 1038, 1122, 1144, 1326, 1352, 1384, 1496, 1716, 1768, 1859, 1903, 2028, 2076, 2244, 2249, 2288, 2431, 2652, 2704, 2768, 2873, 2941, 2992, 3432, 3536, 3718, 3806, 4056, 4152, 4488, 4498, 4862, 5304, 5577, 5709, 5746, 5882, 6747, 6864, 7293, 7436, 7612, 8112, 8304, 8619, 8823, 8976, 8996, 9724, 10608, 11154, 11418, 11492, 11764, 13494, 14586, 14872, 15224, 17238, 17646, 17992, 19448, 22308, 22836, 22984, 23528, 24739, 26988, 29172, 29237, 29744, 30448, 31603, 32351, 34476, 35292, 35984, 38233, 38896, 44616, 45672, 45968, 47056, 49478, 53976, 58344, 58474, 63206, 64702, 68952, 70584, 74217, 76466, 87711, 89232, 91344, 94809, 97053, 98956, 107952, 114699, 116688, 116948, 126412, 129404, 137904, 141168, 148434, 152932, 175422, 189618, 194106, 197912, 229398, 233896, 252824, 258808, 296868, 305864, 321607, 350844, 379236, 388212, 395824, 420563, 458796, 467792, 497029, 505648, 517616, 593736, 611728, 643214, 701688, 758472, 776424, 841126, 917592, 964821, 994058, 1187472, 1261689, 1286428, 1403376, 1491087, 1516944, 1552848, 1682252, 1835184, 1929642, 1988116, 2523378, 2572856, 2982174, 3364504, 3859284, 3976232, 5046756, 5145712, 5467319, 5964348, 6729008, 7718568, 7952464, 10093512, 10934638, 11928696, 15437136, 16401957, 20187024, 21869276, 23857392, 32803914, 43738552, 65607828, 87477104, 131215656, 262431312]

約数ペア:

[(1, 262431312), (2, 131215656), (3, 87477104), (4, 65607828), (6, 43738552), (8, 32803914), (11, 23857392), (12, 21869276), (13, 20187024), (16, 16401957), (17, 15437136), (22, 11928696), (24, 10934638), (26, 10093512), (33, 7952464), (34, 7718568), (39, 6729008), (44, 5964348), (48, 5467319), (51, 5145712), (52, 5046756), (66, 3976232), (68, 3859284), (78, 3364504), (88, 2982174), (102, 2572856), (104, 2523378), (132, 1988116), (136, 1929642), (143, 1835184), (156, 1682252), (169, 1552848), (173, 1516944), (176, 1491087), (187, 1403376), (204, 1286428), (208, 1261689), (221, 1187472), (264, 994058), (272, 964821), (286, 917592), (312, 841126), (338, 776424), (346, 758472), (374, 701688), (408, 643214), (429, 611728), (442, 593736), (507, 517616), (519, 505648), (528, 497029), (561, 467792), (572, 458796), (624, 420563), (663, 395824), (676, 388212), (692, 379236), (748, 350844), (816, 321607), (858, 305864), (884, 296868), (1014, 258808), (1038, 252824), (1122, 233896), (1144, 229398), (1326, 197912), (1352, 194106), (1384, 189618), (1496, 175422), (1716, 152932), (1768, 148434), (1859, 141168), (1903, 137904), (2028, 129404), (2076, 126412), (2244, 116948), (2249, 116688), (2288, 114699), (2431, 107952), (2652, 98956), (2704, 97053), (2768, 94809), (2873, 91344), (2941, 89232), (2992, 87711), (3432, 76466), (3536, 74217), (3718, 70584), (3806, 68952), (4056, 64702), (4152, 63206), (4488, 58474), (4498, 58344), (4862, 53976), (5304, 49478), (5577, 47056), (5709, 45968), (5746, 45672), (5882, 44616), (6747, 38896), (6864, 38233), (7293, 35984), (7436, 35292), (7612, 34476), (8112, 32351), (8304, 31603), (8619, 30448), (8823, 29744), (8976, 29237), (8996, 29172), (9724, 26988), (10608, 24739), (11154, 23528), (11418, 22984), (11492, 22836), (11764, 22308), (13494, 19448), (14586, 17992), (14872, 17646), (15224, 17238)]