98880040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{7207}}^1$

素因数の和:7239

約数の個数: 64

約数和(自身を含む): 259488000

約数和(自身を除く): 160607960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 7207, 13720, 14414, 28828, 36035, 50449, 57656, 72070, 100898, 144140, 201796, 252245, 288280, 353143, 403592, 504490, 706286, 1008980, 1412572, 1765715, 2017960, 2472001, 2825144, 3531430, 4944002, 7062860, 9888004, 12360005, 14125720, 19776008, 24720010, 49440020, 98880040]

約数ペア:

[(1, 98880040), (2, 49440020), (4, 24720010), (5, 19776008), (7, 14125720), (8, 12360005), (10, 9888004), (14, 7062860), (20, 4944002), (28, 3531430), (35, 2825144), (40, 2472001), (49, 2017960), (56, 1765715), (70, 1412572), (98, 1008980), (140, 706286), (196, 504490), (245, 403592), (280, 353143), (343, 288280), (392, 252245), (490, 201796), (686, 144140), (980, 100898), (1372, 72070), (1715, 57656), (1960, 50449), (2744, 36035), (3430, 28828), (6860, 14414), (7207, 13720)]