278635056

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1889}}^1$

素因数の和:2346

約数の個数: 80

約数和(自身を含む): 824947200

約数和(自身を除く): 546312144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 439, 878, 1317, 1756, 1889, 2634, 3073, 3512, 3778, 5268, 5667, 6146, 7024, 7556, 9219, 10536, 11334, 12292, 13223, 15112, 18438, 21072, 22668, 24584, 26446, 30224, 36876, 39669, 45336, 49168, 52892, 73752, 79338, 90672, 105784, 147504, 158676, 211568, 317352, 634704, 829271, 1658542, 2487813, 3317084, 4975626, 5804897, 6634168, 9951252, 11609794, 13268336, 17414691, 19902504, 23219588, 34829382, 39805008, 46439176, 69658764, 92878352, 139317528, 278635056]

約数ペア:

[(1, 278635056), (2, 139317528), (3, 92878352), (4, 69658764), (6, 46439176), (7, 39805008), (8, 34829382), (12, 23219588), (14, 19902504), (16, 17414691), (21, 13268336), (24, 11609794), (28, 9951252), (42, 6634168), (48, 5804897), (56, 4975626), (84, 3317084), (112, 2487813), (168, 1658542), (336, 829271), (439, 634704), (878, 317352), (1317, 211568), (1756, 158676), (1889, 147504), (2634, 105784), (3073, 90672), (3512, 79338), (3778, 73752), (5268, 52892), (5667, 49168), (6146, 45336), (7024, 39669), (7556, 36876), (9219, 30224), (10536, 26446), (11334, 24584), (12292, 22668), (13223, 21072), (15112, 18438)]