139891640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29389}}^1$

素因数の和:29424

約数の個数: 64

約数和(自身を含む): 380894400

約数和(自身を除く): 241002760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 29389, 58778, 117556, 146945, 205723, 235112, 293890, 411446, 499613, 587780, 822892, 999226, 1028615, 1175560, 1645784, 1998452, 2057230, 2498065, 3497291, 3996904, 4114460, 4996130, 6994582, 8228920, 9992260, 13989164, 17486455, 19984520, 27978328, 34972910, 69945820, 139891640]

約数ペア:

[(1, 139891640), (2, 69945820), (4, 34972910), (5, 27978328), (7, 19984520), (8, 17486455), (10, 13989164), (14, 9992260), (17, 8228920), (20, 6994582), (28, 4996130), (34, 4114460), (35, 3996904), (40, 3497291), (56, 2498065), (68, 2057230), (70, 1998452), (85, 1645784), (119, 1175560), (136, 1028615), (140, 999226), (170, 822892), (238, 587780), (280, 499613), (340, 411446), (476, 293890), (595, 235112), (680, 205723), (952, 146945), (1190, 117556), (2380, 58778), (4760, 29389)]