140430080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{2239}}^1$

素因数の和:2274

約数の個数: 108

約数和(自身を含む): 391466880

約数和(自身を除く): 251036800

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

約数ペア:

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