72180558

素因数分解:

$2^1\times 3^4\times {\mathrm{113}}^1\times {\mathrm{3943}}^1$

素因数の和:4070

約数の個数: 40

約数和(自身を含む): 163210608

約数和(自身を除く): 91030050

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 339, 678, 1017, 2034, 3051, 3943, 6102, 7886, 9153, 11829, 18306, 23658, 35487, 70974, 106461, 212922, 319383, 445559, 638766, 891118, 1336677, 2673354, 4010031, 8020062, 12030093, 24060186, 36090279, 72180558]

約数ペア:

[(1, 72180558), (2, 36090279), (3, 24060186), (6, 12030093), (9, 8020062), (18, 4010031), (27, 2673354), (54, 1336677), (81, 891118), (113, 638766), (162, 445559), (226, 319383), (339, 212922), (678, 106461), (1017, 70974), (2034, 35487), (3051, 23658), (3943, 18306), (6102, 11829), (7886, 9153)]