228648840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{272201}}^1$

素因数の和:272222

約数の個数: 64

約数和(自身を含む): 783941760

約数和(自身を除く): 555292920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 272201, 544402, 816603, 1088804, 1361005, 1633206, 1905407, 2177608, 2722010, 3266412, 3810814, 4083015, 5444020, 5716221, 6532824, 7621628, 8166030, 9527035, 10888040, 11432442, 15243256, 16332060, 19054070, 22864884, 28581105, 32664120, 38108140, 45729768, 57162210, 76216280, 114324420, 228648840]

約数ペア:

[(1, 228648840), (2, 114324420), (3, 76216280), (4, 57162210), (5, 45729768), (6, 38108140), (7, 32664120), (8, 28581105), (10, 22864884), (12, 19054070), (14, 16332060), (15, 15243256), (20, 11432442), (21, 10888040), (24, 9527035), (28, 8166030), (30, 7621628), (35, 6532824), (40, 5716221), (42, 5444020), (56, 4083015), (60, 3810814), (70, 3266412), (84, 2722010), (105, 2177608), (120, 1905407), (140, 1633206), (168, 1361005), (210, 1088804), (280, 816603), (420, 544402), (840, 272201)]