233130160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 554428800

約数和(自身を除く): 321298640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 137, 178, 239, 274, 356, 445, 478, 548, 685, 712, 890, 956, 1096, 1195, 1370, 1424, 1780, 1912, 2192, 2390, 2740, 3560, 3824, 4780, 5480, 7120, 9560, 10960, 12193, 19120, 21271, 24386, 32743, 42542, 48772, 60965, 65486, 85084, 97544, 106355, 121930, 130972, 163715, 170168, 195088, 212710, 243860, 261944, 327430, 340336, 425420, 487720, 523888, 654860, 850840, 975440, 1309720, 1701680, 2619440, 2914127, 5828254, 11656508, 14570635, 23313016, 29141270, 46626032, 58282540, 116565080, 233130160]

約数ペア:

[(1, 233130160), (2, 116565080), (4, 58282540), (5, 46626032), (8, 29141270), (10, 23313016), (16, 14570635), (20, 11656508), (40, 5828254), (80, 2914127), (89, 2619440), (137, 1701680), (178, 1309720), (239, 975440), (274, 850840), (356, 654860), (445, 523888), (478, 487720), (548, 425420), (685, 340336), (712, 327430), (890, 261944), (956, 243860), (1096, 212710), (1195, 195088), (1370, 170168), (1424, 163715), (1780, 130972), (1912, 121930), (2192, 106355), (2390, 97544), (2740, 85084), (3560, 65486), (3824, 60965), (4780, 48772), (5480, 42542), (7120, 32743), (9560, 24386), (10960, 21271), (12193, 19120)]