221183200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 623960064

約数和(自身を除く): 402776864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 127, 140, 160, 175, 200, 224, 254, 280, 311, 350, 400, 508, 560, 622, 635, 700, 800, 889, 1016, 1120, 1244, 1270, 1400, 1555, 1778, 2032, 2177, 2488, 2540, 2800, 3110, 3175, 3556, 4064, 4354, 4445, 4976, 5080, 5600, 6220, 6350, 7112, 7775, 8708, 8890, 9952, 10160, 10885, 12440, 12700, 14224, 15550, 17416, 17780, 20320, 21770, 22225, 24880, 25400, 28448, 31100, 34832, 35560, 39497, 43540, 44450, 49760, 50800, 54425, 62200, 69664, 71120, 78994, 87080, 88900, 101600, 108850, 124400, 142240, 157988, 174160, 177800, 197485, 217700, 248800, 276479, 315976, 348320, 355600, 394970, 435400, 552958, 631952, 711200, 789940, 870800, 987425, 1105916, 1263904, 1382395, 1579880, 1741600, 1974850, 2211832, 2764790, 3159760, 3949700, 4423664, 5529580, 6319520, 6911975, 7899400, 8847328, 11059160, 13823950, 15798800, 22118320, 27647900, 31597600, 44236640, 55295800, 110591600, 221183200]

約数ペア:

[(1, 221183200), (2, 110591600), (4, 55295800), (5, 44236640), (7, 31597600), (8, 27647900), (10, 22118320), (14, 15798800), (16, 13823950), (20, 11059160), (25, 8847328), (28, 7899400), (32, 6911975), (35, 6319520), (40, 5529580), (50, 4423664), (56, 3949700), (70, 3159760), (80, 2764790), (100, 2211832), (112, 1974850), (127, 1741600), (140, 1579880), (160, 1382395), (175, 1263904), (200, 1105916), (224, 987425), (254, 870800), (280, 789940), (311, 711200), (350, 631952), (400, 552958), (508, 435400), (560, 394970), (622, 355600), (635, 348320), (700, 315976), (800, 276479), (889, 248800), (1016, 217700), (1120, 197485), (1244, 177800), (1270, 174160), (1400, 157988), (1555, 142240), (1778, 124400), (2032, 108850), (2177, 101600), (2488, 88900), (2540, 87080), (2800, 78994), (3110, 71120), (3175, 69664), (3556, 62200), (4064, 54425), (4354, 50800), (4445, 49760), (4976, 44450), (5080, 43540), (5600, 39497), (6220, 35560), (6350, 34832), (7112, 31100), (7775, 28448), (8708, 25400), (8890, 24880), (9952, 22225), (10160, 21770), (10885, 20320), (12440, 17780), (12700, 17416), (14224, 15550)]