278328400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{929}}^1$

素因数の和:1061

約数の個数: 120

約数和(自身を含む): 772182720

約数和(自身を除く): 493854320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 107, 112, 140, 175, 200, 214, 280, 350, 400, 428, 535, 560, 700, 749, 856, 929, 1070, 1400, 1498, 1712, 1858, 2140, 2675, 2800, 2996, 3716, 3745, 4280, 4645, 5350, 5992, 6503, 7432, 7490, 8560, 9290, 10700, 11984, 13006, 14864, 14980, 18580, 18725, 21400, 23225, 26012, 29960, 32515, 37160, 37450, 42800, 46450, 52024, 59920, 65030, 74320, 74900, 92900, 99403, 104048, 130060, 149800, 162575, 185800, 198806, 260120, 299600, 325150, 371600, 397612, 497015, 520240, 650300, 695821, 795224, 994030, 1300600, 1391642, 1590448, 1988060, 2485075, 2601200, 2783284, 3479105, 3976120, 4970150, 5566568, 6958210, 7952240, 9940300, 11133136, 13916420, 17395525, 19880600, 27832840, 34791050, 39761200, 55665680, 69582100, 139164200, 278328400]

約数ペア:

[(1, 278328400), (2, 139164200), (4, 69582100), (5, 55665680), (7, 39761200), (8, 34791050), (10, 27832840), (14, 19880600), (16, 17395525), (20, 13916420), (25, 11133136), (28, 9940300), (35, 7952240), (40, 6958210), (50, 5566568), (56, 4970150), (70, 3976120), (80, 3479105), (100, 2783284), (107, 2601200), (112, 2485075), (140, 1988060), (175, 1590448), (200, 1391642), (214, 1300600), (280, 994030), (350, 795224), (400, 695821), (428, 650300), (535, 520240), (560, 497015), (700, 397612), (749, 371600), (856, 325150), (929, 299600), (1070, 260120), (1400, 198806), (1498, 185800), (1712, 162575), (1858, 149800), (2140, 130060), (2675, 104048), (2800, 99403), (2996, 92900), (3716, 74900), (3745, 74320), (4280, 65030), (4645, 59920), (5350, 52024), (5992, 46450), (6503, 42800), (7432, 37450), (7490, 37160), (8560, 32515), (9290, 29960), (10700, 26012), (11984, 23225), (13006, 21400), (14864, 18725), (14980, 18580)]