259372288

素因数分解:

$2^8\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 671086080

約数和(自身を除く): 411713792

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 31, 32, 46, 49, 56, 58, 62, 64, 92, 98, 112, 116, 124, 128, 161, 184, 196, 203, 217, 224, 232, 248, 256, 322, 368, 392, 406, 434, 448, 464, 496, 644, 667, 713, 736, 784, 812, 868, 896, 899, 928, 992, 1127, 1288, 1334, 1421, 1426, 1472, 1519, 1568, 1624, 1736, 1792, 1798, 1856, 1984, 2254, 2576, 2668, 2842, 2852, 2944, 3038, 3136, 3248, 3472, 3596, 3712, 3968, 4508, 4669, 4991, 5152, 5336, 5684, 5704, 5888, 6076, 6272, 6293, 6496, 6944, 7192, 7424, 7936, 9016, 9338, 9982, 10304, 10672, 11368, 11408, 12152, 12544, 12586, 12992, 13888, 14384, 18032, 18676, 19964, 20608, 20677, 21344, 22736, 22816, 24304, 25172, 25984, 27776, 28768, 32683, 34937, 36064, 37352, 39928, 41216, 41354, 42688, 44051, 45472, 45632, 48608, 50344, 51968, 55552, 57536, 65366, 69874, 72128, 74704, 79856, 82708, 85376, 88102, 90944, 91264, 97216, 100688, 115072, 130732, 139748, 144256, 144739, 149408, 159712, 165416, 170752, 176204, 181888, 182528, 194432, 201376, 230144, 261464, 279496, 288512, 289478, 298816, 319424, 330832, 352408, 363776, 388864, 402752, 522928, 558992, 578956, 597632, 638848, 661664, 704816, 805504, 1013173, 1045856, 1117984, 1157912, 1195264, 1277696, 1323328, 1409632, 1611008, 2026346, 2091712, 2235968, 2315824, 2646656, 2819264, 4052692, 4183424, 4471936, 4631648, 5293312, 5638528, 8105384, 8366848, 8943872, 9263296, 11277056, 16210768, 18526592, 32421536, 37053184, 64843072, 129686144, 259372288]

約数ペア:

[(1, 259372288), (2, 129686144), (4, 64843072), (7, 37053184), (8, 32421536), (14, 18526592), (16, 16210768), (23, 11277056), (28, 9263296), (29, 8943872), (31, 8366848), (32, 8105384), (46, 5638528), (49, 5293312), (56, 4631648), (58, 4471936), (62, 4183424), (64, 4052692), (92, 2819264), (98, 2646656), (112, 2315824), (116, 2235968), (124, 2091712), (128, 2026346), (161, 1611008), (184, 1409632), (196, 1323328), (203, 1277696), (217, 1195264), (224, 1157912), (232, 1117984), (248, 1045856), (256, 1013173), (322, 805504), (368, 704816), (392, 661664), (406, 638848), (434, 597632), (448, 578956), (464, 558992), (496, 522928), (644, 402752), (667, 388864), (713, 363776), (736, 352408), (784, 330832), (812, 319424), (868, 298816), (896, 289478), (899, 288512), (928, 279496), (992, 261464), (1127, 230144), (1288, 201376), (1334, 194432), (1421, 182528), (1426, 181888), (1472, 176204), (1519, 170752), (1568, 165416), (1624, 159712), (1736, 149408), (1792, 144739), (1798, 144256), (1856, 139748), (1984, 130732), (2254, 115072), (2576, 100688), (2668, 97216), (2842, 91264), (2852, 90944), (2944, 88102), (3038, 85376), (3136, 82708), (3248, 79856), (3472, 74704), (3596, 72128), (3712, 69874), (3968, 65366), (4508, 57536), (4669, 55552), (4991, 51968), (5152, 50344), (5336, 48608), (5684, 45632), (5704, 45472), (5888, 44051), (6076, 42688), (6272, 41354), (6293, 41216), (6496, 39928), (6944, 37352), (7192, 36064), (7424, 34937), (7936, 32683), (9016, 28768), (9338, 27776), (9982, 25984), (10304, 25172), (10672, 24304), (11368, 22816), (11408, 22736), (12152, 21344), (12544, 20677), (12586, 20608), (12992, 19964), (13888, 18676), (14384, 18032)]