155013880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{8263}}^1$

素因数の和:8348

約数の個数: 64

約数和(自身を含む): 404605440

約数和(自身を除く): 249591560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 8263, 9380, 16526, 18760, 33052, 41315, 57841, 66104, 82630, 115682, 165260, 231364, 289205, 330520, 462728, 553621, 578410, 1107242, 1156820, 2214484, 2313640, 2768105, 3875347, 4428968, 5536210, 7750694, 11072420, 15501388, 19376735, 22144840, 31002776, 38753470, 77506940, 155013880]

約数ペア:

[(1, 155013880), (2, 77506940), (4, 38753470), (5, 31002776), (7, 22144840), (8, 19376735), (10, 15501388), (14, 11072420), (20, 7750694), (28, 5536210), (35, 4428968), (40, 3875347), (56, 2768105), (67, 2313640), (70, 2214484), (134, 1156820), (140, 1107242), (268, 578410), (280, 553621), (335, 462728), (469, 330520), (536, 289205), (670, 231364), (938, 165260), (1340, 115682), (1876, 82630), (2345, 66104), (2680, 57841), (3752, 41315), (4690, 33052), (8263, 18760), (9380, 16526)]