31497810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 48128430

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 191, 230, 239, 345, 382, 478, 573, 690, 717, 955, 1146, 1195, 1434, 1910, 2390, 2865, 3585, 4393, 5497, 5730, 7170, 8786, 10994, 13179, 16491, 21965, 26358, 27485, 32982, 43930, 45649, 54970, 65895, 82455, 91298, 131790, 136947, 164910, 228245, 273894, 456490, 684735, 1049927, 1369470, 2099854, 3149781, 5249635, 6299562, 10499270, 15748905, 31497810]

約数ペア:

[(1, 31497810), (2, 15748905), (3, 10499270), (5, 6299562), (6, 5249635), (10, 3149781), (15, 2099854), (23, 1369470), (30, 1049927), (46, 684735), (69, 456490), (115, 273894), (138, 228245), (191, 164910), (230, 136947), (239, 131790), (345, 91298), (382, 82455), (478, 65895), (573, 54970), (690, 45649), (717, 43930), (955, 32982), (1146, 27485), (1195, 26358), (1434, 21965), (1910, 16491), (2390, 13179), (2865, 10994), (3585, 8786), (4393, 7170), (5497, 5730)]