205672560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{856969}}^1$

素因数の和:856985

約数の個数: 40

約数和(自身を含む): 637585680

約数和(自身を除く): 431913120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 856969, 1713938, 2570907, 3427876, 4284845, 5141814, 6855752, 8569690, 10283628, 12854535, 13711504, 17139380, 20567256, 25709070, 34278760, 41134512, 51418140, 68557520, 102836280, 205672560]

約数ペア:

[(1, 205672560), (2, 102836280), (3, 68557520), (4, 51418140), (5, 41134512), (6, 34278760), (8, 25709070), (10, 20567256), (12, 17139380), (15, 13711504), (16, 12854535), (20, 10283628), (24, 8569690), (30, 6855752), (40, 5141814), (48, 4284845), (60, 3427876), (80, 2570907), (120, 1713938), (240, 856969)]