179970945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 387072000

約数和(自身を除く): 207101055

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 59, 77, 95, 105, 133, 139, 165, 177, 209, 231, 285, 295, 385, 399, 413, 417, 627, 649, 665, 695, 885, 973, 1045, 1121, 1155, 1239, 1463, 1529, 1947, 1995, 2065, 2085, 2641, 2919, 3135, 3245, 3363, 4389, 4543, 4587, 4865, 5605, 6195, 7315, 7645, 7847, 7923, 8201, 9735, 10703, 12331, 13205, 13629, 14595, 16815, 18487, 21945, 22715, 22935, 23541, 24603, 29051, 32109, 36993, 39235, 39615, 41005, 53515, 55461, 57407, 61655, 68145, 86317, 87153, 90211, 92435, 117705, 123015, 145255, 155819, 160545, 172221, 184965, 203357, 258951, 270633, 277305, 287035, 431585, 435765, 451055, 467457, 610071, 631477, 779095, 861105, 1016785, 1090733, 1294755, 1353165, 1714009, 1894431, 2337285, 3050355, 3157385, 3272199, 5142027, 5453665, 8570045, 9472155, 11998063, 16360995, 25710135, 35994189, 59990315, 179970945]

約数ペア:

[(1, 179970945), (3, 59990315), (5, 35994189), (7, 25710135), (11, 16360995), (15, 11998063), (19, 9472155), (21, 8570045), (33, 5453665), (35, 5142027), (55, 3272199), (57, 3157385), (59, 3050355), (77, 2337285), (95, 1894431), (105, 1714009), (133, 1353165), (139, 1294755), (165, 1090733), (177, 1016785), (209, 861105), (231, 779095), (285, 631477), (295, 610071), (385, 467457), (399, 451055), (413, 435765), (417, 431585), (627, 287035), (649, 277305), (665, 270633), (695, 258951), (885, 203357), (973, 184965), (1045, 172221), (1121, 160545), (1155, 155819), (1239, 145255), (1463, 123015), (1529, 117705), (1947, 92435), (1995, 90211), (2065, 87153), (2085, 86317), (2641, 68145), (2919, 61655), (3135, 57407), (3245, 55461), (3363, 53515), (4389, 41005), (4543, 39615), (4587, 39235), (4865, 36993), (5605, 32109), (6195, 29051), (7315, 24603), (7645, 23541), (7847, 22935), (7923, 22715), (8201, 21945), (9735, 18487), (10703, 16815), (12331, 14595), (13205, 13629)]