66528880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 186416640

約数和(自身を除く): 119887760

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, 173, 176, 184, 190, 209, 220, 230, 253, 304, 346, 368, 380, 418, 437, 440, 460, 506, 692, 760, 836, 865, 874, 880, 920, 1012, 1045, 1265, 1384, 1520, 1672, 1730, 1748, 1840, 1903, 2024, 2090, 2185, 2530, 2768, 3287, 3344, 3460, 3496, 3806, 3979, 4048, 4180, 4370, 4807, 5060, 6574, 6920, 6992, 7612, 7958, 8360, 8740, 9515, 9614, 10120, 13148, 13840, 15224, 15916, 16435, 16720, 17480, 19030, 19228, 19895, 20240, 24035, 26296, 30448, 31832, 32870, 34960, 36157, 38060, 38456, 39790, 43769, 48070, 52592, 63664, 65740, 72314, 75601, 76120, 76912, 79580, 87538, 96140, 131480, 144628, 151202, 152240, 159160, 175076, 180785, 192280, 218845, 262960, 289256, 302404, 318320, 350152, 361570, 378005, 384560, 437690, 578512, 604808, 700304, 723140, 756010, 831611, 875380, 1209616, 1446280, 1512020, 1663222, 1750760, 2892560, 3024040, 3326444, 3501520, 4158055, 6048080, 6652888, 8316110, 13305776, 16632220, 33264440, 66528880]

約数ペア:

[(1, 66528880), (2, 33264440), (4, 16632220), (5, 13305776), (8, 8316110), (10, 6652888), (11, 6048080), (16, 4158055), (19, 3501520), (20, 3326444), (22, 3024040), (23, 2892560), (38, 1750760), (40, 1663222), (44, 1512020), (46, 1446280), (55, 1209616), (76, 875380), (80, 831611), (88, 756010), (92, 723140), (95, 700304), (110, 604808), (115, 578512), (152, 437690), (173, 384560), (176, 378005), (184, 361570), (190, 350152), (209, 318320), (220, 302404), (230, 289256), (253, 262960), (304, 218845), (346, 192280), (368, 180785), (380, 175076), (418, 159160), (437, 152240), (440, 151202), (460, 144628), (506, 131480), (692, 96140), (760, 87538), (836, 79580), (865, 76912), (874, 76120), (880, 75601), (920, 72314), (1012, 65740), (1045, 63664), (1265, 52592), (1384, 48070), (1520, 43769), (1672, 39790), (1730, 38456), (1748, 38060), (1840, 36157), (1903, 34960), (2024, 32870), (2090, 31832), (2185, 30448), (2530, 26296), (2768, 24035), (3287, 20240), (3344, 19895), (3460, 19228), (3496, 19030), (3806, 17480), (3979, 16720), (4048, 16435), (4180, 15916), (4370, 15224), (4807, 13840), (5060, 13148), (6574, 10120), (6920, 9614), (6992, 9515), (7612, 8740), (7958, 8360)]