1990087968

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 6177669120

約数和(自身を除く): 4187581152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 71, 76, 88, 96, 114, 121, 127, 132, 142, 152, 176, 209, 213, 228, 242, 254, 264, 284, 304, 352, 363, 381, 418, 426, 456, 484, 508, 528, 568, 608, 627, 726, 762, 781, 836, 852, 912, 968, 1016, 1056, 1136, 1254, 1349, 1397, 1452, 1524, 1562, 1672, 1704, 1824, 1936, 2032, 2272, 2299, 2343, 2413, 2508, 2698, 2794, 2904, 3048, 3124, 3344, 3408, 3872, 4047, 4064, 4191, 4598, 4686, 4826, 5016, 5396, 5588, 5808, 6096, 6248, 6688, 6816, 6897, 7239, 8094, 8382, 8591, 9017, 9196, 9372, 9652, 10032, 10792, 11176, 11616, 12192, 12496, 13794, 14478, 14839, 15367, 16188, 16764, 17182, 18034, 18392, 18744, 19304, 20064, 21584, 22352, 24992, 25773, 26543, 27051, 27588, 28956, 29678, 30734, 32376, 33528, 34364, 36068, 36784, 37488, 38608, 43168, 44517, 44704, 46101, 51546, 53086, 54102, 55176, 57912, 59356, 61468, 64752, 67056, 68728, 72136, 73568, 74976, 77216, 79629, 89034, 92202, 99187, 103092, 106172, 108204, 110352, 115824, 118712, 122936, 129504, 134112, 137456, 144272, 159258, 163229, 171323, 178068, 184404, 198374, 206184, 212344, 216408, 220704, 231648, 237424, 245872, 274912, 288544, 291973, 297561, 318516, 326458, 342646, 356136, 368808, 396748, 412368, 424688, 432816, 474848, 489687, 491744, 513969, 583946, 595122, 637032, 652916, 685292, 712272, 737616, 793496, 824736, 849376, 865632, 875919, 979374, 1027938, 1091057, 1167892, 1190244, 1274064, 1305832, 1370584, 1424544, 1475232, 1586992, 1751838, 1884553, 1958748, 2055876, 2182114, 2335784, 2380488, 2548128, 2611664, 2741168, 3173984, 3273171, 3503676, 3769106, 3917496, 4111752, 4364228, 4671568, 4760976, 5223328, 5482336, 5653659, 6546342, 7007352, 7538212, 7834992, 8223504, 8728456, 9343136, 9521952, 11307318, 13092684, 14014704, 15076424, 15669984, 16447008, 17456912, 20730083, 22614636, 26185368, 28029408, 30152848, 34913824, 41460166, 45229272, 52370736, 60305696, 62190249, 82920332, 90458544, 104741472, 124380498, 165840664, 180917088, 248760996, 331681328, 497521992, 663362656, 995043984, 1990087968]

約数ペア:

[(1, 1990087968), (2, 995043984), (3, 663362656), (4, 497521992), (6, 331681328), (8, 248760996), (11, 180917088), (12, 165840664), (16, 124380498), (19, 104741472), (22, 90458544), (24, 82920332), (32, 62190249), (33, 60305696), (38, 52370736), (44, 45229272), (48, 41460166), (57, 34913824), (66, 30152848), (71, 28029408), (76, 26185368), (88, 22614636), (96, 20730083), (114, 17456912), (121, 16447008), (127, 15669984), (132, 15076424), (142, 14014704), (152, 13092684), (176, 11307318), (209, 9521952), (213, 9343136), (228, 8728456), (242, 8223504), (254, 7834992), (264, 7538212), (284, 7007352), (304, 6546342), (352, 5653659), (363, 5482336), (381, 5223328), (418, 4760976), (426, 4671568), (456, 4364228), (484, 4111752), (508, 3917496), (528, 3769106), (568, 3503676), (608, 3273171), (627, 3173984), (726, 2741168), (762, 2611664), (781, 2548128), (836, 2380488), (852, 2335784), (912, 2182114), (968, 2055876), (1016, 1958748), (1056, 1884553), (1136, 1751838), (1254, 1586992), (1349, 1475232), (1397, 1424544), (1452, 1370584), (1524, 1305832), (1562, 1274064), (1672, 1190244), (1704, 1167892), (1824, 1091057), (1936, 1027938), (2032, 979374), (2272, 875919), (2299, 865632), (2343, 849376), (2413, 824736), (2508, 793496), (2698, 737616), (2794, 712272), (2904, 685292), (3048, 652916), (3124, 637032), (3344, 595122), (3408, 583946), (3872, 513969), (4047, 491744), (4064, 489687), (4191, 474848), (4598, 432816), (4686, 424688), (4826, 412368), (5016, 396748), (5396, 368808), (5588, 356136), (5808, 342646), (6096, 326458), (6248, 318516), (6688, 297561), (6816, 291973), (6897, 288544), (7239, 274912), (8094, 245872), (8382, 237424), (8591, 231648), (9017, 220704), (9196, 216408), (9372, 212344), (9652, 206184), (10032, 198374), (10792, 184404), (11176, 178068), (11616, 171323), (12192, 163229), (12496, 159258), (13794, 144272), (14478, 137456), (14839, 134112), (15367, 129504), (16188, 122936), (16764, 118712), (17182, 115824), (18034, 110352), (18392, 108204), (18744, 106172), (19304, 103092), (20064, 99187), (21584, 92202), (22352, 89034), (24992, 79629), (25773, 77216), (26543, 74976), (27051, 73568), (27588, 72136), (28956, 68728), (29678, 67056), (30734, 64752), (32376, 61468), (33528, 59356), (34364, 57912), (36068, 55176), (36784, 54102), (37488, 53086), (38608, 51546), (43168, 46101), (44517, 44704)]