280952700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{379}}^1$

素因数の和:756

約数の個数: 144

約数和(自身を含む): 934106880

約数和(自身を除く): 653154180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 353, 379, 420, 525, 700, 706, 758, 1050, 1059, 1137, 1412, 1516, 1765, 1895, 2100, 2118, 2274, 2471, 2653, 3530, 3790, 4236, 4548, 4942, 5295, 5306, 5685, 7060, 7413, 7580, 7959, 8825, 9475, 9884, 10590, 10612, 11370, 12355, 13265, 14826, 15918, 17650, 18950, 21180, 22740, 24710, 26475, 26530, 28425, 29652, 31836, 35300, 37065, 37900, 39795, 49420, 52950, 53060, 56850, 61775, 66325, 74130, 79590, 105900, 113700, 123550, 132650, 133787, 148260, 159180, 185325, 198975, 247100, 265300, 267574, 370650, 397950, 401361, 535148, 668935, 741300, 795900, 802722, 936509, 1337870, 1605444, 1873018, 2006805, 2675740, 2809527, 3344675, 3746036, 4013610, 4682545, 5619054, 6689350, 8027220, 9365090, 10034025, 11238108, 13378700, 14047635, 18730180, 20068050, 23412725, 28095270, 40136100, 46825450, 56190540, 70238175, 93650900, 140476350, 280952700]

約数ペア:

[(1, 280952700), (2, 140476350), (3, 93650900), (4, 70238175), (5, 56190540), (6, 46825450), (7, 40136100), (10, 28095270), (12, 23412725), (14, 20068050), (15, 18730180), (20, 14047635), (21, 13378700), (25, 11238108), (28, 10034025), (30, 9365090), (35, 8027220), (42, 6689350), (50, 5619054), (60, 4682545), (70, 4013610), (75, 3746036), (84, 3344675), (100, 2809527), (105, 2675740), (140, 2006805), (150, 1873018), (175, 1605444), (210, 1337870), (300, 936509), (350, 802722), (353, 795900), (379, 741300), (420, 668935), (525, 535148), (700, 401361), (706, 397950), (758, 370650), (1050, 267574), (1059, 265300), (1137, 247100), (1412, 198975), (1516, 185325), (1765, 159180), (1895, 148260), (2100, 133787), (2118, 132650), (2274, 123550), (2471, 113700), (2653, 105900), (3530, 79590), (3790, 74130), (4236, 66325), (4548, 61775), (4942, 56850), (5295, 53060), (5306, 52950), (5685, 49420), (7060, 39795), (7413, 37900), (7580, 37065), (7959, 35300), (8825, 31836), (9475, 29652), (9884, 28425), (10590, 26530), (10612, 26475), (11370, 24710), (12355, 22740), (13265, 21180), (14826, 18950), (15918, 17650)]