1271084080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{9043}}^1$

素因数の和:9314

約数の個数: 80

約数和(自身を含む): 3391282944

約数和(自身を除く): 2120198864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 502, 560, 1004, 1255, 1757, 2008, 2510, 3514, 4016, 5020, 7028, 8785, 9043, 10040, 14056, 17570, 18086, 20080, 28112, 35140, 36172, 45215, 63301, 70280, 72344, 90430, 126602, 140560, 144688, 180860, 253204, 316505, 361720, 506408, 633010, 723440, 1012816, 1266020, 2269793, 2532040, 4539586, 5064080, 9079172, 11348965, 15888551, 18158344, 22697930, 31777102, 36316688, 45395860, 63554204, 79442755, 90791720, 127108408, 158885510, 181583440, 254216816, 317771020, 635542040, 1271084080]

約数ペア:

[(1, 1271084080), (2, 635542040), (4, 317771020), (5, 254216816), (7, 181583440), (8, 158885510), (10, 127108408), (14, 90791720), (16, 79442755), (20, 63554204), (28, 45395860), (35, 36316688), (40, 31777102), (56, 22697930), (70, 18158344), (80, 15888551), (112, 11348965), (140, 9079172), (251, 5064080), (280, 4539586), (502, 2532040), (560, 2269793), (1004, 1266020), (1255, 1012816), (1757, 723440), (2008, 633010), (2510, 506408), (3514, 361720), (4016, 316505), (5020, 253204), (7028, 180860), (8785, 144688), (9043, 140560), (10040, 126602), (14056, 90430), (17570, 72344), (18086, 70280), (20080, 63301), (28112, 45215), (35140, 36172)]