320156672

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 88

約数和(自身を含む): 715500192

約数和(自身を除く): 395343520

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 256, 344, 352, 473, 512, 661, 688, 704, 946, 1024, 1322, 1376, 1408, 1892, 2644, 2752, 2816, 3784, 5288, 5504, 5632, 7271, 7568, 10576, 11008, 11264, 14542, 15136, 21152, 22016, 28423, 29084, 30272, 42304, 44032, 56846, 58168, 60544, 84608, 113692, 116336, 121088, 169216, 227384, 232672, 242176, 312653, 338432, 454768, 465344, 484352, 625306, 676864, 909536, 930688, 1250612, 1819072, 1861376, 2501224, 3638144, 3722752, 5002448, 7276288, 7445504, 10004896, 14552576, 20009792, 29105152, 40019584, 80039168, 160078336, 320156672]

約数ペア:

[(1, 320156672), (2, 160078336), (4, 80039168), (8, 40019584), (11, 29105152), (16, 20009792), (22, 14552576), (32, 10004896), (43, 7445504), (44, 7276288), (64, 5002448), (86, 3722752), (88, 3638144), (128, 2501224), (172, 1861376), (176, 1819072), (256, 1250612), (344, 930688), (352, 909536), (473, 676864), (512, 625306), (661, 484352), (688, 465344), (704, 454768), (946, 338432), (1024, 312653), (1322, 242176), (1376, 232672), (1408, 227384), (1892, 169216), (2644, 121088), (2752, 116336), (2816, 113692), (3784, 84608), (5288, 60544), (5504, 58168), (5632, 56846), (7271, 44032), (7568, 42304), (10576, 30272), (11008, 29084), (11264, 28423), (14542, 22016), (15136, 21152)]