69941480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{569}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 180576000

約数和(自身を除く): 110634520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439, 569, 878, 1138, 1756, 2195, 2276, 2845, 3073, 3512, 3983, 4390, 4552, 5690, 6146, 7966, 8780, 11380, 12292, 15365, 15932, 17560, 19915, 22760, 24584, 30730, 31864, 39830, 61460, 79660, 122920, 159320, 249791, 499582, 999164, 1248955, 1748537, 1998328, 2497910, 3497074, 4995820, 6994148, 8742685, 9991640, 13988296, 17485370, 34970740, 69941480]

約数ペア:

[(1, 69941480), (2, 34970740), (4, 17485370), (5, 13988296), (7, 9991640), (8, 8742685), (10, 6994148), (14, 4995820), (20, 3497074), (28, 2497910), (35, 1998328), (40, 1748537), (56, 1248955), (70, 999164), (140, 499582), (280, 249791), (439, 159320), (569, 122920), (878, 79660), (1138, 61460), (1756, 39830), (2195, 31864), (2276, 30730), (2845, 24584), (3073, 22760), (3512, 19915), (3983, 17560), (4390, 15932), (4552, 15365), (5690, 12292), (6146, 11380), (7966, 8780)]