128293760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{4091}}^1$

素因数の和:4124

約数の個数: 96

約数和(自身を含む): 356863320

約数和(自身を除く): 228569560

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, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4091, 4480, 6272, 7840, 8182, 15680, 16364, 20455, 28637, 31360, 32728, 40910, 57274, 65456, 81820, 114548, 130912, 143185, 163640, 200459, 229096, 261824, 286370, 327280, 400918, 458192, 523648, 572740, 654560, 801836, 916384, 1002295, 1145480, 1309120, 1603672, 1832768, 2004590, 2290960, 2618240, 3207344, 3665536, 4009180, 4581920, 6414688, 8018360, 9163840, 12829376, 16036720, 18327680, 25658752, 32073440, 64146880, 128293760]

約数ペア:

[(1, 128293760), (2, 64146880), (4, 32073440), (5, 25658752), (7, 18327680), (8, 16036720), (10, 12829376), (14, 9163840), (16, 8018360), (20, 6414688), (28, 4581920), (32, 4009180), (35, 3665536), (40, 3207344), (49, 2618240), (56, 2290960), (64, 2004590), (70, 1832768), (80, 1603672), (98, 1309120), (112, 1145480), (128, 1002295), (140, 916384), (160, 801836), (196, 654560), (224, 572740), (245, 523648), (280, 458192), (320, 400918), (392, 327280), (448, 286370), (490, 261824), (560, 229096), (640, 200459), (784, 163640), (896, 143185), (980, 130912), (1120, 114548), (1568, 81820), (1960, 65456), (2240, 57274), (3136, 40910), (3920, 32728), (4091, 31360), (4480, 28637), (6272, 20455), (7840, 16364), (8182, 15680)]