210945280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1852

約数の個数: 144

約数和(自身を含む): 622226304

約数和(自身を除く): 411281024

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1811, 1820, 2080, 2240, 2912, 3328, 3622, 3640, 4160, 4480, 5824, 7244, 7280, 8320, 8960, 9055, 11648, 12677, 14488, 14560, 16640, 18110, 23296, 23543, 25354, 28976, 29120, 36220, 47086, 50708, 57952, 58240, 63385, 72440, 94172, 101416, 115904, 116480, 117715, 126770, 144880, 164801, 188344, 202832, 231808, 235430, 253540, 289760, 329602, 376688, 405664, 463616, 470860, 507080, 579520, 659204, 753376, 811328, 824005, 941720, 1014160, 1159040, 1318408, 1506752, 1622656, 1648010, 1883440, 2028320, 2318080, 2636816, 3013504, 3245312, 3296020, 3766880, 4056640, 5273632, 6027008, 6592040, 7533760, 8113280, 10547264, 13184080, 15067520, 16226560, 21094528, 26368160, 30135040, 42189056, 52736320, 105472640, 210945280]

約数ペア:

[(1, 210945280), (2, 105472640), (4, 52736320), (5, 42189056), (7, 30135040), (8, 26368160), (10, 21094528), (13, 16226560), (14, 15067520), (16, 13184080), (20, 10547264), (26, 8113280), (28, 7533760), (32, 6592040), (35, 6027008), (40, 5273632), (52, 4056640), (56, 3766880), (64, 3296020), (65, 3245312), (70, 3013504), (80, 2636816), (91, 2318080), (104, 2028320), (112, 1883440), (128, 1648010), (130, 1622656), (140, 1506752), (160, 1318408), (182, 1159040), (208, 1014160), (224, 941720), (256, 824005), (260, 811328), (280, 753376), (320, 659204), (364, 579520), (416, 507080), (448, 470860), (455, 463616), (520, 405664), (560, 376688), (640, 329602), (728, 289760), (832, 253540), (896, 235430), (910, 231808), (1040, 202832), (1120, 188344), (1280, 164801), (1456, 144880), (1664, 126770), (1792, 117715), (1811, 116480), (1820, 115904), (2080, 101416), (2240, 94172), (2912, 72440), (3328, 63385), (3622, 58240), (3640, 57952), (4160, 50708), (4480, 47086), (5824, 36220), (7244, 29120), (7280, 28976), (8320, 25354), (8960, 23543), (9055, 23296), (11648, 18110), (12677, 16640), (14488, 14560)]