140503748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 312458496

約数和(自身を除く): 171954748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 121, 154, 226, 242, 308, 367, 452, 484, 734, 791, 847, 1243, 1468, 1582, 1694, 2486, 2569, 3164, 3388, 4037, 4972, 5138, 8074, 8701, 10276, 13673, 16148, 17402, 27346, 28259, 34804, 41471, 44407, 54692, 56518, 82942, 88814, 95711, 113036, 165884, 177628, 191422, 290297, 310849, 382844, 456181, 580594, 621698, 912362, 1161188, 1243396, 1824724, 3193267, 5017991, 6386534, 10035982, 12773068, 20071964, 35125937, 70251874, 140503748]

約数ペア:

[(1, 140503748), (2, 70251874), (4, 35125937), (7, 20071964), (11, 12773068), (14, 10035982), (22, 6386534), (28, 5017991), (44, 3193267), (77, 1824724), (113, 1243396), (121, 1161188), (154, 912362), (226, 621698), (242, 580594), (308, 456181), (367, 382844), (452, 310849), (484, 290297), (734, 191422), (791, 177628), (847, 165884), (1243, 113036), (1468, 95711), (1582, 88814), (1694, 82942), (2486, 56518), (2569, 54692), (3164, 44407), (3388, 41471), (4037, 34804), (4972, 28259), (5138, 27346), (8074, 17402), (8701, 16148), (10276, 13673)]