66753280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{431}}^1$

素因数の和:474

約数の個数: 108

約数和(自身を含む): 176160096

約数和(自身を除く): 109406816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 431, 440, 484, 605, 640, 704, 862, 880, 968, 1210, 1280, 1408, 1724, 1760, 1936, 2155, 2420, 2816, 3448, 3520, 3872, 4310, 4741, 4840, 6896, 7040, 7744, 8620, 9482, 9680, 13792, 14080, 15488, 17240, 18964, 19360, 23705, 27584, 30976, 34480, 37928, 38720, 47410, 52151, 55168, 68960, 75856, 77440, 94820, 104302, 110336, 137920, 151712, 154880, 189640, 208604, 260755, 275840, 303424, 379280, 417208, 521510, 551680, 606848, 758560, 834416, 1043020, 1213696, 1517120, 1668832, 2086040, 3034240, 3337664, 4172080, 6068480, 6675328, 8344160, 13350656, 16688320, 33376640, 66753280]

約数ペア:

[(1, 66753280), (2, 33376640), (4, 16688320), (5, 13350656), (8, 8344160), (10, 6675328), (11, 6068480), (16, 4172080), (20, 3337664), (22, 3034240), (32, 2086040), (40, 1668832), (44, 1517120), (55, 1213696), (64, 1043020), (80, 834416), (88, 758560), (110, 606848), (121, 551680), (128, 521510), (160, 417208), (176, 379280), (220, 303424), (242, 275840), (256, 260755), (320, 208604), (352, 189640), (431, 154880), (440, 151712), (484, 137920), (605, 110336), (640, 104302), (704, 94820), (862, 77440), (880, 75856), (968, 68960), (1210, 55168), (1280, 52151), (1408, 47410), (1724, 38720), (1760, 37928), (1936, 34480), (2155, 30976), (2420, 27584), (2816, 23705), (3448, 19360), (3520, 18964), (3872, 17240), (4310, 15488), (4741, 14080), (4840, 13792), (6896, 9680), (7040, 9482), (7744, 8620)]