156989745

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 310495680

約数和(自身を除く): 153505935

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 131, 135, 165, 269, 297, 393, 405, 495, 655, 807, 891, 1179, 1345, 1441, 1485, 1965, 2421, 2959, 3537, 4035, 4323, 4455, 5895, 7205, 7263, 8877, 10611, 12105, 12969, 14795, 17685, 21615, 21789, 26631, 35239, 36315, 38907, 44385, 53055, 64845, 79893, 105717, 108945, 116721, 133155, 176195, 194535, 239679, 317151, 387629, 399465, 528585, 583605, 951453, 1162887, 1198395, 1585755, 1938145, 2854359, 3488661, 4757265, 5814435, 10465983, 14271795, 17443305, 31397949, 52329915, 156989745]

約数ペア:

[(1, 156989745), (3, 52329915), (5, 31397949), (9, 17443305), (11, 14271795), (15, 10465983), (27, 5814435), (33, 4757265), (45, 3488661), (55, 2854359), (81, 1938145), (99, 1585755), (131, 1198395), (135, 1162887), (165, 951453), (269, 583605), (297, 528585), (393, 399465), (405, 387629), (495, 317151), (655, 239679), (807, 194535), (891, 176195), (1179, 133155), (1345, 116721), (1441, 108945), (1485, 105717), (1965, 79893), (2421, 64845), (2959, 53055), (3537, 44385), (4035, 38907), (4323, 36315), (4455, 35239), (5895, 26631), (7205, 21789), (7263, 21615), (8877, 17685), (10611, 14795), (12105, 12969)]