239520105

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 494714880

約数和(自身を除く): 255194775

約数列:

[1, 3, 5, 9, 11, 15, 27, 31, 33, 43, 45, 55, 93, 99, 121, 129, 135, 155, 165, 215, 279, 297, 341, 363, 387, 465, 473, 495, 605, 645, 837, 1023, 1089, 1161, 1331, 1333, 1395, 1419, 1485, 1705, 1815, 1935, 2365, 3069, 3267, 3751, 3993, 3999, 4185, 4257, 5115, 5203, 5445, 5805, 6655, 6665, 7095, 9207, 11253, 11979, 11997, 12771, 14663, 15345, 15609, 16335, 18755, 19965, 19995, 21285, 26015, 33759, 35937, 35991, 41261, 43989, 46035, 46827, 56265, 57233, 59895, 59985, 63855, 73315, 78045, 101277, 123783, 131967, 140481, 161293, 168795, 171699, 179685, 179955, 206305, 219945, 234135, 286165, 371349, 395901, 483879, 506385, 515097, 618915, 659835, 702405, 806465, 858495, 1114047, 1451637, 1545291, 1774223, 1856745, 1979505, 2419395, 2575485, 4354911, 5322669, 5570235, 7258185, 7726455, 8871115, 15968007, 21774555, 26613345, 47904021, 79840035, 239520105]

約数ペア:

[(1, 239520105), (3, 79840035), (5, 47904021), (9, 26613345), (11, 21774555), (15, 15968007), (27, 8871115), (31, 7726455), (33, 7258185), (43, 5570235), (45, 5322669), (55, 4354911), (93, 2575485), (99, 2419395), (121, 1979505), (129, 1856745), (135, 1774223), (155, 1545291), (165, 1451637), (215, 1114047), (279, 858495), (297, 806465), (341, 702405), (363, 659835), (387, 618915), (465, 515097), (473, 506385), (495, 483879), (605, 395901), (645, 371349), (837, 286165), (1023, 234135), (1089, 219945), (1161, 206305), (1331, 179955), (1333, 179685), (1395, 171699), (1419, 168795), (1485, 161293), (1705, 140481), (1815, 131967), (1935, 123783), (2365, 101277), (3069, 78045), (3267, 73315), (3751, 63855), (3993, 59985), (3999, 59895), (4185, 57233), (4257, 56265), (5115, 46827), (5203, 46035), (5445, 43989), (5805, 41261), (6655, 35991), (6665, 35937), (7095, 33759), (9207, 26015), (11253, 21285), (11979, 19995), (11997, 19965), (12771, 18755), (14663, 16335), (15345, 15609)]