664753040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{69827}}^1$

素因数の和:69864

約数の個数: 80

約数和(自身を含む): 1870273152

約数和(自身を除く): 1205520112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 69827, 139654, 279308, 349135, 488789, 558616, 698270, 977578, 1117232, 1187059, 1396540, 1955156, 2374118, 2443945, 2793080, 3910312, 4748236, 4887890, 5586160, 5935295, 7820624, 8309413, 9496472, 9775780, 11870590, 16618826, 18992944, 19551560, 23741180, 33237652, 39103120, 41547065, 47482360, 66475304, 83094130, 94964720, 132950608, 166188260, 332376520, 664753040]

約数ペア:

[(1, 664753040), (2, 332376520), (4, 166188260), (5, 132950608), (7, 94964720), (8, 83094130), (10, 66475304), (14, 47482360), (16, 41547065), (17, 39103120), (20, 33237652), (28, 23741180), (34, 19551560), (35, 18992944), (40, 16618826), (56, 11870590), (68, 9775780), (70, 9496472), (80, 8309413), (85, 7820624), (112, 5935295), (119, 5586160), (136, 4887890), (140, 4748236), (170, 3910312), (238, 2793080), (272, 2443945), (280, 2374118), (340, 1955156), (476, 1396540), (560, 1187059), (595, 1117232), (680, 977578), (952, 698270), (1190, 558616), (1360, 488789), (1904, 349135), (2380, 279308), (4760, 139654), (9520, 69827)]