291993216

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1358

約数の個数: 128

約数和(自身を含む): 843417600

約数和(自身を除く): 551424384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 186, 192, 228, 248, 304, 372, 384, 456, 496, 589, 608, 744, 912, 992, 1178, 1216, 1291, 1488, 1767, 1824, 1984, 2356, 2432, 2582, 2976, 3534, 3648, 3873, 3968, 4712, 5164, 5952, 7068, 7296, 7746, 9424, 10328, 11904, 14136, 15492, 18848, 20656, 24529, 28272, 30984, 37696, 40021, 41312, 49058, 56544, 61968, 73587, 75392, 80042, 82624, 98116, 113088, 120063, 123936, 147174, 160084, 165248, 196232, 226176, 240126, 247872, 294348, 320168, 392464, 480252, 495744, 588696, 640336, 760399, 784928, 960504, 1177392, 1280672, 1520798, 1569856, 1921008, 2281197, 2354784, 2561344, 3041596, 3139712, 3842016, 4562394, 4709568, 5122688, 6083192, 7684032, 9124788, 9419136, 12166384, 15368064, 18249576, 24332768, 36499152, 48665536, 72998304, 97331072, 145996608, 291993216]

約数ペア:

[(1, 291993216), (2, 145996608), (3, 97331072), (4, 72998304), (6, 48665536), (8, 36499152), (12, 24332768), (16, 18249576), (19, 15368064), (24, 12166384), (31, 9419136), (32, 9124788), (38, 7684032), (48, 6083192), (57, 5122688), (62, 4709568), (64, 4562394), (76, 3842016), (93, 3139712), (96, 3041596), (114, 2561344), (124, 2354784), (128, 2281197), (152, 1921008), (186, 1569856), (192, 1520798), (228, 1280672), (248, 1177392), (304, 960504), (372, 784928), (384, 760399), (456, 640336), (496, 588696), (589, 495744), (608, 480252), (744, 392464), (912, 320168), (992, 294348), (1178, 247872), (1216, 240126), (1291, 226176), (1488, 196232), (1767, 165248), (1824, 160084), (1984, 147174), (2356, 123936), (2432, 120063), (2582, 113088), (2976, 98116), (3534, 82624), (3648, 80042), (3873, 75392), (3968, 73587), (4712, 61968), (5164, 56544), (5952, 49058), (7068, 41312), (7296, 40021), (7746, 37696), (9424, 30984), (10328, 28272), (11904, 24529), (14136, 20656), (15492, 18848)]