108920320

素因数分解:

$2^9\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:451

約数の個数: 80

約数和(自身を含む): 263786688

約数和(自身を除く): 154866368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 256, 271, 314, 320, 512, 542, 628, 640, 785, 1084, 1256, 1280, 1355, 1570, 2168, 2512, 2560, 2710, 3140, 4336, 5024, 5420, 6280, 8672, 10048, 10840, 12560, 17344, 20096, 21680, 25120, 34688, 40192, 42547, 43360, 50240, 69376, 80384, 85094, 86720, 100480, 138752, 170188, 173440, 200960, 212735, 340376, 346880, 401920, 425470, 680752, 693760, 850940, 1361504, 1701880, 2723008, 3403760, 5446016, 6807520, 10892032, 13615040, 21784064, 27230080, 54460160, 108920320]

約数ペア:

[(1, 108920320), (2, 54460160), (4, 27230080), (5, 21784064), (8, 13615040), (10, 10892032), (16, 6807520), (20, 5446016), (32, 3403760), (40, 2723008), (64, 1701880), (80, 1361504), (128, 850940), (157, 693760), (160, 680752), (256, 425470), (271, 401920), (314, 346880), (320, 340376), (512, 212735), (542, 200960), (628, 173440), (640, 170188), (785, 138752), (1084, 100480), (1256, 86720), (1280, 85094), (1355, 80384), (1570, 69376), (2168, 50240), (2512, 43360), (2560, 42547), (2710, 40192), (3140, 34688), (4336, 25120), (5024, 21680), (5420, 20096), (6280, 17344), (8672, 12560), (10048, 10840)]