170569520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 434972160

約数和(自身を除く): 264402640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 239, 440, 478, 811, 880, 956, 1195, 1622, 1912, 2390, 2629, 3244, 3824, 4055, 4780, 5258, 6488, 8110, 8921, 9560, 10516, 12976, 13145, 16220, 17842, 19120, 21032, 26290, 32440, 35684, 42064, 44605, 52580, 64880, 71368, 89210, 105160, 142736, 178420, 193829, 210320, 356840, 387658, 713680, 775316, 969145, 1550632, 1938290, 2132119, 3101264, 3876580, 4264238, 7753160, 8528476, 10660595, 15506320, 17056952, 21321190, 34113904, 42642380, 85284760, 170569520]

約数ペア:

[(1, 170569520), (2, 85284760), (4, 42642380), (5, 34113904), (8, 21321190), (10, 17056952), (11, 15506320), (16, 10660595), (20, 8528476), (22, 7753160), (40, 4264238), (44, 3876580), (55, 3101264), (80, 2132119), (88, 1938290), (110, 1550632), (176, 969145), (220, 775316), (239, 713680), (440, 387658), (478, 356840), (811, 210320), (880, 193829), (956, 178420), (1195, 142736), (1622, 105160), (1912, 89210), (2390, 71368), (2629, 64880), (3244, 52580), (3824, 44605), (4055, 42064), (4780, 35684), (5258, 32440), (6488, 26290), (8110, 21032), (8921, 19120), (9560, 17842), (10516, 16220), (12976, 13145)]