1645366905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2100

約数の個数: 128

約数和(自身を含む): 3655680000

約数和(自身を除く): 2010313095

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 67, 91, 105, 117, 135, 189, 195, 201, 273, 315, 335, 351, 455, 469, 585, 603, 819, 871, 945, 1005, 1365, 1407, 1755, 1809, 1999, 2345, 2457, 2613, 3015, 4095, 4221, 4355, 5997, 6097, 7035, 7839, 9045, 9995, 12285, 12663, 13065, 13993, 17991, 18291, 21105, 23517, 25987, 29985, 30485, 39195, 41979, 53973, 54873, 63315, 69965, 77961, 89955, 91455, 117585, 125937, 129935, 133933, 164619, 181909, 209895, 233883, 269865, 274365, 377811, 389805, 401799, 545727, 629685, 669665, 701649, 823095, 909545, 937531, 1169415, 1205397, 1637181, 1741129, 1889055, 2008995, 2728635, 2812593, 3508245, 3616191, 4687655, 4911543, 5223387, 6026985, 8185905, 8437779, 8705645, 12187903, 14062965, 15670161, 18080955, 24557715, 25313337, 26116935, 36563709, 42188895, 47010483, 60939515, 78350805, 109691127, 126566685, 182818545, 235052415, 329073381, 548455635, 1645366905]

約数ペア:

[(1, 1645366905), (3, 548455635), (5, 329073381), (7, 235052415), (9, 182818545), (13, 126566685), (15, 109691127), (21, 78350805), (27, 60939515), (35, 47010483), (39, 42188895), (45, 36563709), (63, 26116935), (65, 25313337), (67, 24557715), (91, 18080955), (105, 15670161), (117, 14062965), (135, 12187903), (189, 8705645), (195, 8437779), (201, 8185905), (273, 6026985), (315, 5223387), (335, 4911543), (351, 4687655), (455, 3616191), (469, 3508245), (585, 2812593), (603, 2728635), (819, 2008995), (871, 1889055), (945, 1741129), (1005, 1637181), (1365, 1205397), (1407, 1169415), (1755, 937531), (1809, 909545), (1999, 823095), (2345, 701649), (2457, 669665), (2613, 629685), (3015, 545727), (4095, 401799), (4221, 389805), (4355, 377811), (5997, 274365), (6097, 269865), (7035, 233883), (7839, 209895), (9045, 181909), (9995, 164619), (12285, 133933), (12663, 129935), (13065, 125937), (13993, 117585), (17991, 91455), (18291, 89955), (21105, 77961), (23517, 69965), (25987, 63315), (29985, 54873), (30485, 53973), (39195, 41979)]