2256930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 6491520

約数和(自身を除く): 4234590

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 643, 702, 1170, 1286, 1755, 1929, 3215, 3510, 3858, 5787, 6430, 8359, 9645, 11574, 16718, 17361, 19290, 25077, 28935, 34722, 41795, 50154, 57870, 75231, 83590, 86805, 125385, 150462, 173610, 225693, 250770, 376155, 451386, 752310, 1128465, 2256930]

約数ペア:

[(1, 2256930), (2, 1128465), (3, 752310), (5, 451386), (6, 376155), (9, 250770), (10, 225693), (13, 173610), (15, 150462), (18, 125385), (26, 86805), (27, 83590), (30, 75231), (39, 57870), (45, 50154), (54, 41795), (65, 34722), (78, 28935), (90, 25077), (117, 19290), (130, 17361), (135, 16718), (195, 11574), (234, 9645), (270, 8359), (351, 6430), (390, 5787), (585, 3858), (643, 3510), (702, 3215), (1170, 1929), (1286, 1755)]