156980556

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 406171584

約数和(自身を除く): 249191028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 107, 166, 214, 249, 321, 332, 428, 491, 498, 642, 747, 963, 982, 996, 1284, 1473, 1494, 1926, 1964, 2946, 2988, 3852, 4419, 5892, 8838, 8881, 17676, 17762, 26643, 35524, 40753, 52537, 53286, 79929, 81506, 105074, 106572, 122259, 157611, 159858, 163012, 210148, 244518, 315222, 319716, 366777, 472833, 489036, 630444, 733554, 945666, 1467108, 1891332, 4360571, 8721142, 13081713, 17442284, 26163426, 39245139, 52326852, 78490278, 156980556]

約数ペア:

[(1, 156980556), (2, 78490278), (3, 52326852), (4, 39245139), (6, 26163426), (9, 17442284), (12, 13081713), (18, 8721142), (36, 4360571), (83, 1891332), (107, 1467108), (166, 945666), (214, 733554), (249, 630444), (321, 489036), (332, 472833), (428, 366777), (491, 319716), (498, 315222), (642, 244518), (747, 210148), (963, 163012), (982, 159858), (996, 157611), (1284, 122259), (1473, 106572), (1494, 105074), (1926, 81506), (1964, 79929), (2946, 53286), (2988, 52537), (3852, 40753), (4419, 35524), (5892, 26643), (8838, 17762), (8881, 17676)]