31127970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 78693120

約数和(自身を除く): 47565150

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 197, 229, 230, 345, 394, 458, 591, 687, 690, 985, 1145, 1182, 1374, 1970, 2290, 2955, 3435, 4531, 5267, 5910, 6870, 9062, 10534, 13593, 15801, 22655, 26335, 27186, 31602, 45113, 45310, 52670, 67965, 79005, 90226, 135339, 135930, 158010, 225565, 270678, 451130, 676695, 1037599, 1353390, 2075198, 3112797, 5187995, 6225594, 10375990, 15563985, 31127970]

約数ペア:

[(1, 31127970), (2, 15563985), (3, 10375990), (5, 6225594), (6, 5187995), (10, 3112797), (15, 2075198), (23, 1353390), (30, 1037599), (46, 676695), (69, 451130), (115, 270678), (138, 225565), (197, 158010), (229, 135930), (230, 135339), (345, 90226), (394, 79005), (458, 67965), (591, 52670), (687, 45310), (690, 45113), (985, 31602), (1145, 27186), (1182, 26335), (1374, 22655), (1970, 15801), (2290, 13593), (2955, 10534), (3435, 9062), (4531, 6870), (5267, 5910)]