2931031040

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{1669}}^1$

素因数の和:1715

約数の個数: 176

約数和(自身を含む): 8204376000

約数和(自身を除く): 5273344960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 512, 560, 640, 686, 784, 896, 980, 1024, 1120, 1280, 1372, 1568, 1669, 1715, 1792, 1960, 2240, 2560, 2744, 3136, 3338, 3430, 3584, 3920, 4480, 5120, 5488, 6272, 6676, 6860, 7168, 7840, 8345, 8960, 10976, 11683, 12544, 13352, 13720, 15680, 16690, 17920, 21952, 23366, 25088, 26704, 27440, 31360, 33380, 35840, 43904, 46732, 50176, 53408, 54880, 58415, 62720, 66760, 81781, 87808, 93464, 106816, 109760, 116830, 125440, 133520, 163562, 175616, 186928, 213632, 219520, 233660, 250880, 267040, 327124, 351232, 373856, 408905, 427264, 439040, 467320, 534080, 572467, 654248, 747712, 817810, 854528, 878080, 934640, 1068160, 1144934, 1308496, 1495424, 1635620, 1709056, 1756160, 1869280, 2136320, 2289868, 2616992, 2862335, 2990848, 3271240, 3738560, 4272640, 4579736, 5233984, 5724670, 5981696, 6542480, 7477120, 8545280, 9159472, 10467968, 11449340, 11963392, 13084960, 14954240, 18318944, 20935936, 22898680, 26169920, 29908480, 36637888, 41871872, 45797360, 52339840, 59816960, 73275776, 83743744, 91594720, 104679680, 146551552, 183189440, 209359360, 293103104, 366378880, 418718720, 586206208, 732757760, 1465515520, 2931031040]

約数ペア:

[(1, 2931031040), (2, 1465515520), (4, 732757760), (5, 586206208), (7, 418718720), (8, 366378880), (10, 293103104), (14, 209359360), (16, 183189440), (20, 146551552), (28, 104679680), (32, 91594720), (35, 83743744), (40, 73275776), (49, 59816960), (56, 52339840), (64, 45797360), (70, 41871872), (80, 36637888), (98, 29908480), (112, 26169920), (128, 22898680), (140, 20935936), (160, 18318944), (196, 14954240), (224, 13084960), (245, 11963392), (256, 11449340), (280, 10467968), (320, 9159472), (343, 8545280), (392, 7477120), (448, 6542480), (490, 5981696), (512, 5724670), (560, 5233984), (640, 4579736), (686, 4272640), (784, 3738560), (896, 3271240), (980, 2990848), (1024, 2862335), (1120, 2616992), (1280, 2289868), (1372, 2136320), (1568, 1869280), (1669, 1756160), (1715, 1709056), (1792, 1635620), (1960, 1495424), (2240, 1308496), (2560, 1144934), (2744, 1068160), (3136, 934640), (3338, 878080), (3430, 854528), (3584, 817810), (3920, 747712), (4480, 654248), (5120, 572467), (5488, 534080), (6272, 467320), (6676, 439040), (6860, 427264), (7168, 408905), (7840, 373856), (8345, 351232), (8960, 327124), (10976, 267040), (11683, 250880), (12544, 233660), (13352, 219520), (13720, 213632), (15680, 186928), (16690, 175616), (17920, 163562), (21952, 133520), (23366, 125440), (25088, 116830), (26704, 109760), (27440, 106816), (31360, 93464), (33380, 87808), (35840, 81781), (43904, 66760), (46732, 62720), (50176, 58415), (53408, 54880)]