243873280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 160

約数和(自身を含む): 691384320

約数和(自身を除く): 447511040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 439, 448, 496, 512, 560, 620, 640, 868, 878, 896, 992, 1085, 1120, 1240, 1280, 1736, 1756, 1792, 1984, 2170, 2195, 2240, 2480, 2560, 3073, 3472, 3512, 3584, 3968, 4340, 4390, 4480, 4960, 6146, 6944, 7024, 7936, 8680, 8780, 8960, 9920, 12292, 13609, 13888, 14048, 15365, 15872, 17360, 17560, 17920, 19840, 24584, 27218, 27776, 28096, 30730, 34720, 35120, 39680, 49168, 54436, 55552, 56192, 61460, 68045, 69440, 70240, 79360, 95263, 98336, 108872, 111104, 112384, 122920, 136090, 138880, 140480, 190526, 196672, 217744, 224768, 245840, 272180, 277760, 280960, 381052, 393344, 435488, 476315, 491680, 544360, 555520, 561920, 762104, 786688, 870976, 952630, 983360, 1088720, 1123840, 1524208, 1573376, 1741952, 1905260, 1966720, 2177440, 3048416, 3483904, 3810520, 3933440, 4354880, 6096832, 6967808, 7621040, 7866880, 8709760, 12193664, 15242080, 17419520, 24387328, 30484160, 34839040, 48774656, 60968320, 121936640, 243873280]

約数ペア:

[(1, 243873280), (2, 121936640), (4, 60968320), (5, 48774656), (7, 34839040), (8, 30484160), (10, 24387328), (14, 17419520), (16, 15242080), (20, 12193664), (28, 8709760), (31, 7866880), (32, 7621040), (35, 6967808), (40, 6096832), (56, 4354880), (62, 3933440), (64, 3810520), (70, 3483904), (80, 3048416), (112, 2177440), (124, 1966720), (128, 1905260), (140, 1741952), (155, 1573376), (160, 1524208), (217, 1123840), (224, 1088720), (248, 983360), (256, 952630), (280, 870976), (310, 786688), (320, 762104), (434, 561920), (439, 555520), (448, 544360), (496, 491680), (512, 476315), (560, 435488), (620, 393344), (640, 381052), (868, 280960), (878, 277760), (896, 272180), (992, 245840), (1085, 224768), (1120, 217744), (1240, 196672), (1280, 190526), (1736, 140480), (1756, 138880), (1792, 136090), (1984, 122920), (2170, 112384), (2195, 111104), (2240, 108872), (2480, 98336), (2560, 95263), (3073, 79360), (3472, 70240), (3512, 69440), (3584, 68045), (3968, 61460), (4340, 56192), (4390, 55552), (4480, 54436), (4960, 49168), (6146, 39680), (6944, 35120), (7024, 34720), (7936, 30730), (8680, 28096), (8780, 27776), (8960, 27218), (9920, 24584), (12292, 19840), (13609, 17920), (13888, 17560), (14048, 17360), (15365, 15872)]