139338320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 355691520

約数和(自身を除く): 216353200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 191, 220, 382, 440, 764, 829, 880, 955, 1528, 1658, 1910, 2101, 3056, 3316, 3820, 4145, 4202, 6632, 7640, 8290, 8404, 9119, 10505, 13264, 15280, 16580, 16808, 18238, 21010, 33160, 33616, 36476, 42020, 45595, 66320, 72952, 84040, 91190, 145904, 158339, 168080, 182380, 316678, 364760, 633356, 729520, 791695, 1266712, 1583390, 1741729, 2533424, 3166780, 3483458, 6333560, 6966916, 8708645, 12667120, 13933832, 17417290, 27867664, 34834580, 69669160, 139338320]

約数ペア:

[(1, 139338320), (2, 69669160), (4, 34834580), (5, 27867664), (8, 17417290), (10, 13933832), (11, 12667120), (16, 8708645), (20, 6966916), (22, 6333560), (40, 3483458), (44, 3166780), (55, 2533424), (80, 1741729), (88, 1583390), (110, 1266712), (176, 791695), (191, 729520), (220, 633356), (382, 364760), (440, 316678), (764, 182380), (829, 168080), (880, 158339), (955, 145904), (1528, 91190), (1658, 84040), (1910, 72952), (2101, 66320), (3056, 45595), (3316, 42020), (3820, 36476), (4145, 33616), (4202, 33160), (6632, 21010), (7640, 18238), (8290, 16808), (8404, 16580), (9119, 15280), (10505, 13264)]