128465481645

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1\times {\mathrm{1031}}^1$

素因数の和:1751

約数の個数: 96

約数和(自身を含む): 231828480000

約数和(自身を除く): 103362998355

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 179, 279, 465, 499, 537, 895, 1031, 1395, 1497, 1611, 2495, 2685, 3093, 4491, 5155, 5549, 7485, 8055, 9279, 15465, 15469, 16647, 22455, 27745, 31961, 46395, 46407, 49941, 77345, 83235, 89321, 95883, 139221, 159805, 184549, 232035, 249705, 267963, 287649, 446605, 479415, 514469, 553647, 696105, 803889, 922745, 1339815, 1438245, 1543407, 1660941, 2572345, 2768235, 2768951, 4019445, 4630221, 5721019, 7717035, 8304705, 8306853, 13844755, 15948539, 17163057, 23151105, 24920559, 28605095, 41534265, 47845617, 51489171, 79742695, 85815285, 92089951, 124602795, 143536851, 239228085, 257445855, 276269853, 460449755, 717684255, 828809559, 1381349265, 2854788481, 4144047795, 8564365443, 14273942405, 25693096329, 42821827215, 128465481645]

約数ペア:

[(1, 128465481645), (3, 42821827215), (5, 25693096329), (9, 14273942405), (15, 8564365443), (31, 4144047795), (45, 2854788481), (93, 1381349265), (155, 828809559), (179, 717684255), (279, 460449755), (465, 276269853), (499, 257445855), (537, 239228085), (895, 143536851), (1031, 124602795), (1395, 92089951), (1497, 85815285), (1611, 79742695), (2495, 51489171), (2685, 47845617), (3093, 41534265), (4491, 28605095), (5155, 24920559), (5549, 23151105), (7485, 17163057), (8055, 15948539), (9279, 13844755), (15465, 8306853), (15469, 8304705), (16647, 7717035), (22455, 5721019), (27745, 4630221), (31961, 4019445), (46395, 2768951), (46407, 2768235), (49941, 2572345), (77345, 1660941), (83235, 1543407), (89321, 1438245), (95883, 1339815), (139221, 922745), (159805, 803889), (184549, 696105), (232035, 553647), (249705, 514469), (267963, 479415), (287649, 446605)]