178245060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1069}}^1$

素因数の和:1485

約数の個数: 96

約数和(自身を含む): 572355840

約数和(自身を除く): 394110780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 397, 420, 794, 1069, 1191, 1588, 1985, 2138, 2382, 2779, 3207, 3970, 4276, 4764, 5345, 5558, 5955, 6414, 7483, 7940, 8337, 10690, 11116, 11910, 12828, 13895, 14966, 16035, 16674, 21380, 22449, 23820, 27790, 29932, 32070, 33348, 37415, 41685, 44898, 55580, 64140, 74830, 83370, 89796, 112245, 149660, 166740, 224490, 424393, 448980, 848786, 1273179, 1697572, 2121965, 2546358, 2970751, 4243930, 5092716, 5941502, 6365895, 8487860, 8912253, 11883004, 12731790, 14853755, 17824506, 25463580, 29707510, 35649012, 44561265, 59415020, 89122530, 178245060]

約数ペア:

[(1, 178245060), (2, 89122530), (3, 59415020), (4, 44561265), (5, 35649012), (6, 29707510), (7, 25463580), (10, 17824506), (12, 14853755), (14, 12731790), (15, 11883004), (20, 8912253), (21, 8487860), (28, 6365895), (30, 5941502), (35, 5092716), (42, 4243930), (60, 2970751), (70, 2546358), (84, 2121965), (105, 1697572), (140, 1273179), (210, 848786), (397, 448980), (420, 424393), (794, 224490), (1069, 166740), (1191, 149660), (1588, 112245), (1985, 89796), (2138, 83370), (2382, 74830), (2779, 64140), (3207, 55580), (3970, 44898), (4276, 41685), (4764, 37415), (5345, 33348), (5558, 32070), (5955, 29932), (6414, 27790), (7483, 23820), (7940, 22449), (8337, 21380), (10690, 16674), (11116, 16035), (11910, 14966), (12828, 13895)]