156612155

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 238878720

約数和(自身を除く): 82266565

約数列:

[1, 5, 7, 19, 31, 35, 71, 95, 107, 133, 155, 217, 355, 497, 535, 589, 665, 749, 1085, 1349, 2033, 2201, 2485, 2945, 3317, 3745, 4123, 6745, 7597, 9443, 10165, 11005, 14231, 15407, 16585, 20615, 23219, 37985, 41819, 47215, 53179, 63023, 71155, 77035, 116095, 144343, 209095, 235507, 265895, 292733, 315115, 441161, 721715, 1010401, 1177535, 1463665, 1648549, 2205805, 4474633, 5052005, 8242745, 22373165, 31322431, 156612155]

約数ペア:

[(1, 156612155), (5, 31322431), (7, 22373165), (19, 8242745), (31, 5052005), (35, 4474633), (71, 2205805), (95, 1648549), (107, 1463665), (133, 1177535), (155, 1010401), (217, 721715), (355, 441161), (497, 315115), (535, 292733), (589, 265895), (665, 235507), (749, 209095), (1085, 144343), (1349, 116095), (2033, 77035), (2201, 71155), (2485, 63023), (2945, 53179), (3317, 47215), (3745, 41819), (4123, 37985), (6745, 23219), (7597, 20615), (9443, 16585), (10165, 15407), (11005, 14231)]