128720358

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 312058656

約数和(自身を除く): 183338298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 97, 106, 107, 117, 159, 194, 214, 234, 291, 318, 321, 477, 582, 642, 689, 873, 954, 963, 1261, 1378, 1391, 1746, 1926, 2067, 2522, 2782, 3783, 4134, 4173, 5141, 5671, 6201, 7566, 8346, 10282, 10379, 11342, 11349, 12402, 12519, 15423, 17013, 20758, 22698, 25038, 30846, 31137, 34026, 46269, 51039, 62274, 66833, 73723, 92538, 93411, 102078, 133666, 134927, 147446, 186822, 200499, 221169, 269854, 400998, 404781, 442338, 550087, 601497, 663507, 809562, 1100174, 1202994, 1214343, 1327014, 1650261, 2428686, 3300522, 4950783, 7151131, 9901566, 14302262, 21453393, 42906786, 64360179, 128720358]

約数ペア:

[(1, 128720358), (2, 64360179), (3, 42906786), (6, 21453393), (9, 14302262), (13, 9901566), (18, 7151131), (26, 4950783), (39, 3300522), (53, 2428686), (78, 1650261), (97, 1327014), (106, 1214343), (107, 1202994), (117, 1100174), (159, 809562), (194, 663507), (214, 601497), (234, 550087), (291, 442338), (318, 404781), (321, 400998), (477, 269854), (582, 221169), (642, 200499), (689, 186822), (873, 147446), (954, 134927), (963, 133666), (1261, 102078), (1378, 93411), (1391, 92538), (1746, 73723), (1926, 66833), (2067, 62274), (2522, 51039), (2782, 46269), (3783, 34026), (4134, 31137), (4173, 30846), (5141, 25038), (5671, 22698), (6201, 20758), (7566, 17013), (8346, 15423), (10282, 12519), (10379, 12402), (11342, 11349)]