68742855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 134447040

約数和(自身を除く): 65704185

約数列:

[1, 3, 5, 9, 15, 19, 37, 41, 45, 53, 57, 95, 111, 123, 159, 171, 185, 205, 265, 285, 333, 369, 477, 555, 615, 703, 779, 795, 855, 1007, 1517, 1665, 1845, 1961, 2109, 2173, 2337, 2385, 3021, 3515, 3895, 4551, 5035, 5883, 6327, 6519, 7011, 7585, 9063, 9805, 10545, 10865, 11685, 13653, 15105, 17649, 19557, 22755, 28823, 29415, 31635, 32595, 35055, 37259, 41287, 45315, 68265, 80401, 86469, 88245, 97785, 111777, 123861, 144115, 186295, 206435, 241203, 259407, 335331, 371583, 402005, 432345, 558885, 619305, 723609, 1206015, 1297035, 1527619, 1676655, 1857915, 3618045, 4582857, 7638095, 13748571, 22914285, 68742855]

約数ペア:

[(1, 68742855), (3, 22914285), (5, 13748571), (9, 7638095), (15, 4582857), (19, 3618045), (37, 1857915), (41, 1676655), (45, 1527619), (53, 1297035), (57, 1206015), (95, 723609), (111, 619305), (123, 558885), (159, 432345), (171, 402005), (185, 371583), (205, 335331), (265, 259407), (285, 241203), (333, 206435), (369, 186295), (477, 144115), (555, 123861), (615, 111777), (703, 97785), (779, 88245), (795, 86469), (855, 80401), (1007, 68265), (1517, 45315), (1665, 41287), (1845, 37259), (1961, 35055), (2109, 32595), (2173, 31635), (2337, 29415), (2385, 28823), (3021, 22755), (3515, 19557), (3895, 17649), (4551, 15105), (5035, 13653), (5883, 11685), (6327, 10865), (6519, 10545), (7011, 9805), (7585, 9063)]