7265240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 17496000

約数和(自身を除く): 10230760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 149, 184, 212, 230, 265, 298, 424, 460, 530, 596, 745, 920, 1060, 1192, 1219, 1490, 2120, 2438, 2980, 3427, 4876, 5960, 6095, 6854, 7897, 9752, 12190, 13708, 15794, 17135, 24380, 27416, 31588, 34270, 39485, 48760, 63176, 68540, 78970, 137080, 157940, 181631, 315880, 363262, 726524, 908155, 1453048, 1816310, 3632620, 7265240]

約数ペア:

[(1, 7265240), (2, 3632620), (4, 1816310), (5, 1453048), (8, 908155), (10, 726524), (20, 363262), (23, 315880), (40, 181631), (46, 157940), (53, 137080), (92, 78970), (106, 68540), (115, 63176), (149, 48760), (184, 39485), (212, 34270), (230, 31588), (265, 27416), (298, 24380), (424, 17135), (460, 15794), (530, 13708), (596, 12190), (745, 9752), (920, 7897), (1060, 6854), (1192, 6095), (1219, 5960), (1490, 4876), (2120, 3427), (2438, 2980)]