289654620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{254083}}^1$

素因数の和:254114

約数の個数: 48

約数和(自身を含む): 853722240

約数和(自身を除く): 564067620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 254083, 508166, 762249, 1016332, 1270415, 1524498, 2540830, 3048996, 3811245, 4827577, 5081660, 7622490, 9655154, 14482731, 15244980, 19310308, 24137885, 28965462, 48275770, 57930924, 72413655, 96551540, 144827310, 289654620]

約数ペア:

[(1, 289654620), (2, 144827310), (3, 96551540), (4, 72413655), (5, 57930924), (6, 48275770), (10, 28965462), (12, 24137885), (15, 19310308), (19, 15244980), (20, 14482731), (30, 9655154), (38, 7622490), (57, 5081660), (60, 4827577), (76, 3811245), (95, 3048996), (114, 2540830), (190, 1524498), (228, 1270415), (285, 1016332), (380, 762249), (570, 508166), (1140, 254083)]