83957520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{991}}^1$

素因数の和:1360

約数の個数: 80

約数和(自身を含む): 261268992

約数和(自身を除く): 177311472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 991, 1059, 1412, 1765, 1982, 2118, 2824, 2973, 3530, 3964, 4236, 4955, 5295, 5648, 5946, 7060, 7928, 8472, 9910, 10590, 11892, 14120, 14865, 15856, 16944, 19820, 21180, 23784, 28240, 29730, 39640, 42360, 47568, 59460, 79280, 84720, 118920, 237840, 349823, 699646, 1049469, 1399292, 1749115, 2098938, 2798584, 3498230, 4197876, 5247345, 5597168, 6996460, 8395752, 10494690, 13992920, 16791504, 20989380, 27985840, 41978760, 83957520]

約数ペア:

[(1, 83957520), (2, 41978760), (3, 27985840), (4, 20989380), (5, 16791504), (6, 13992920), (8, 10494690), (10, 8395752), (12, 6996460), (15, 5597168), (16, 5247345), (20, 4197876), (24, 3498230), (30, 2798584), (40, 2098938), (48, 1749115), (60, 1399292), (80, 1049469), (120, 699646), (240, 349823), (353, 237840), (706, 118920), (991, 84720), (1059, 79280), (1412, 59460), (1765, 47568), (1982, 42360), (2118, 39640), (2824, 29730), (2973, 28240), (3530, 23784), (3964, 21180), (4236, 19820), (4955, 16944), (5295, 15856), (5648, 14865), (5946, 14120), (7060, 11892), (7928, 10590), (8472, 9910)]