654810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:119

約数の個数: 64

約数和(自身を含む): 1790208

約数和(自身を除く): 1135398

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 73, 78, 115, 130, 138, 146, 195, 219, 230, 299, 345, 365, 390, 438, 598, 690, 730, 897, 949, 1095, 1495, 1679, 1794, 1898, 2190, 2847, 2990, 3358, 4485, 4745, 5037, 5694, 8395, 8970, 9490, 10074, 14235, 16790, 21827, 25185, 28470, 43654, 50370, 65481, 109135, 130962, 218270, 327405, 654810]

約数ペア:

[(1, 654810), (2, 327405), (3, 218270), (5, 130962), (6, 109135), (10, 65481), (13, 50370), (15, 43654), (23, 28470), (26, 25185), (30, 21827), (39, 16790), (46, 14235), (65, 10074), (69, 9490), (73, 8970), (78, 8395), (115, 5694), (130, 5037), (138, 4745), (146, 4485), (195, 3358), (219, 2990), (230, 2847), (299, 2190), (345, 1898), (365, 1794), (390, 1679), (438, 1495), (598, 1095), (690, 949), (730, 897)]