280860160

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{2239}}^1$

素因数の和:2276

約数の個数: 120

約数和(自身を含む): 783699840

約数和(自身を除く): 502839680

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, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2239, 2240, 2560, 3136, 3584, 3920, 4478, 4480, 6272, 7840, 8956, 8960, 11195, 12544, 15673, 15680, 17912, 17920, 22390, 25088, 31346, 31360, 35824, 44780, 62692, 62720, 71648, 78365, 89560, 109711, 125384, 125440, 143296, 156730, 179120, 219422, 250768, 286592, 313460, 358240, 438844, 501536, 548555, 573184, 626920, 716480, 877688, 1003072, 1097110, 1146368, 1253840, 1432960, 1755376, 2006144, 2194220, 2507680, 2865920, 3510752, 4012288, 4388440, 5015360, 5731840, 7021504, 8024576, 8776880, 10030720, 14043008, 17553760, 20061440, 28086016, 35107520, 40122880, 56172032, 70215040, 140430080, 280860160]

約数ペア:

[(1, 280860160), (2, 140430080), (4, 70215040), (5, 56172032), (7, 40122880), (8, 35107520), (10, 28086016), (14, 20061440), (16, 17553760), (20, 14043008), (28, 10030720), (32, 8776880), (35, 8024576), (40, 7021504), (49, 5731840), (56, 5015360), (64, 4388440), (70, 4012288), (80, 3510752), (98, 2865920), (112, 2507680), (128, 2194220), (140, 2006144), (160, 1755376), (196, 1432960), (224, 1253840), (245, 1146368), (256, 1097110), (280, 1003072), (320, 877688), (392, 716480), (448, 626920), (490, 573184), (512, 548555), (560, 501536), (640, 438844), (784, 358240), (896, 313460), (980, 286592), (1120, 250768), (1280, 219422), (1568, 179120), (1792, 156730), (1960, 143296), (2239, 125440), (2240, 125384), (2560, 109711), (3136, 89560), (3584, 78365), (3920, 71648), (4478, 62720), (4480, 62692), (6272, 44780), (7840, 35824), (8956, 31360), (8960, 31346), (11195, 25088), (12544, 22390), (15673, 17920), (15680, 17912)]