68836240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 192844800

約数和(自身を除く): 124008560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 176, 179, 184, 190, 209, 220, 230, 253, 304, 358, 368, 380, 418, 437, 440, 460, 506, 716, 760, 836, 874, 880, 895, 920, 1012, 1045, 1265, 1432, 1520, 1672, 1748, 1790, 1840, 1969, 2024, 2090, 2185, 2530, 2864, 3344, 3401, 3496, 3580, 3938, 4048, 4117, 4180, 4370, 4807, 5060, 6802, 6992, 7160, 7876, 8234, 8360, 8740, 9614, 9845, 10120, 13604, 14320, 15752, 16468, 16720, 17005, 17480, 19228, 19690, 20240, 20585, 24035, 27208, 31504, 32936, 34010, 34960, 37411, 38456, 39380, 41170, 45287, 48070, 54416, 65872, 68020, 74822, 76912, 78223, 78760, 82340, 90574, 96140, 136040, 149644, 156446, 157520, 164680, 181148, 187055, 192280, 226435, 272080, 299288, 312892, 329360, 362296, 374110, 384560, 391115, 452870, 598576, 625784, 724592, 748220, 782230, 860453, 905740, 1251568, 1496440, 1564460, 1720906, 1811480, 2992880, 3128920, 3441812, 3622960, 4302265, 6257840, 6883624, 8604530, 13767248, 17209060, 34418120, 68836240]

約数ペア:

[(1, 68836240), (2, 34418120), (4, 17209060), (5, 13767248), (8, 8604530), (10, 6883624), (11, 6257840), (16, 4302265), (19, 3622960), (20, 3441812), (22, 3128920), (23, 2992880), (38, 1811480), (40, 1720906), (44, 1564460), (46, 1496440), (55, 1251568), (76, 905740), (80, 860453), (88, 782230), (92, 748220), (95, 724592), (110, 625784), (115, 598576), (152, 452870), (176, 391115), (179, 384560), (184, 374110), (190, 362296), (209, 329360), (220, 312892), (230, 299288), (253, 272080), (304, 226435), (358, 192280), (368, 187055), (380, 181148), (418, 164680), (437, 157520), (440, 156446), (460, 149644), (506, 136040), (716, 96140), (760, 90574), (836, 82340), (874, 78760), (880, 78223), (895, 76912), (920, 74822), (1012, 68020), (1045, 65872), (1265, 54416), (1432, 48070), (1520, 45287), (1672, 41170), (1748, 39380), (1790, 38456), (1840, 37411), (1969, 34960), (2024, 34010), (2090, 32936), (2185, 31504), (2530, 27208), (2864, 24035), (3344, 20585), (3401, 20240), (3496, 19690), (3580, 19228), (3938, 17480), (4048, 17005), (4117, 16720), (4180, 16468), (4370, 15752), (4807, 14320), (5060, 13604), (6802, 10120), (6992, 9845), (7160, 9614), (7876, 8740), (8234, 8360)]