238758400

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:862

約数の個数: 120

約数和(自身を含む): 618022944

約数和(自身を除く): 379264544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 512, 575, 640, 736, 800, 811, 920, 1150, 1280, 1472, 1600, 1622, 1840, 2300, 2560, 2944, 3200, 3244, 3680, 4055, 4600, 5888, 6400, 6488, 7360, 8110, 9200, 11776, 12800, 12976, 14720, 16220, 18400, 18653, 20275, 25952, 29440, 32440, 36800, 37306, 40550, 51904, 58880, 64880, 73600, 74612, 81100, 93265, 103808, 129760, 147200, 149224, 162200, 186530, 207616, 259520, 294400, 298448, 324400, 373060, 415232, 466325, 519040, 596896, 648800, 746120, 932650, 1038080, 1193792, 1297600, 1492240, 1865300, 2076160, 2387584, 2595200, 2984480, 3730600, 4775168, 5190400, 5968960, 7461200, 9550336, 10380800, 11937920, 14922400, 23875840, 29844800, 47751680, 59689600, 119379200, 238758400]

約数ペア:

[(1, 238758400), (2, 119379200), (4, 59689600), (5, 47751680), (8, 29844800), (10, 23875840), (16, 14922400), (20, 11937920), (23, 10380800), (25, 9550336), (32, 7461200), (40, 5968960), (46, 5190400), (50, 4775168), (64, 3730600), (80, 2984480), (92, 2595200), (100, 2387584), (115, 2076160), (128, 1865300), (160, 1492240), (184, 1297600), (200, 1193792), (230, 1038080), (256, 932650), (320, 746120), (368, 648800), (400, 596896), (460, 519040), (512, 466325), (575, 415232), (640, 373060), (736, 324400), (800, 298448), (811, 294400), (920, 259520), (1150, 207616), (1280, 186530), (1472, 162200), (1600, 149224), (1622, 147200), (1840, 129760), (2300, 103808), (2560, 93265), (2944, 81100), (3200, 74612), (3244, 73600), (3680, 64880), (4055, 58880), (4600, 51904), (5888, 40550), (6400, 37306), (6488, 36800), (7360, 32440), (8110, 29440), (9200, 25952), (11776, 20275), (12800, 18653), (12976, 18400), (14720, 16220)]