66998880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1230

約数の個数: 192

約数和(自身を含む): 252745920

約数和(自身を除く): 185747040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1193, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2386, 2808, 3120, 3510, 3579, 3744, 4320, 4680, 4772, 5616, 5965, 6240, 7020, 7158, 9360, 9544, 10737, 11232, 11930, 14040, 14316, 15509, 17895, 18720, 19088, 21474, 23860, 28080, 28632, 31018, 32211, 35790, 38176, 42948, 46527, 47720, 53685, 56160, 57264, 62036, 64422, 71580, 77545, 85896, 93054, 95440, 107370, 114528, 124072, 128844, 139581, 143160, 155090, 161055, 171792, 186108, 190880, 214740, 232635, 248144, 257688, 279162, 286320, 310180, 322110, 343584, 372216, 418743, 429480, 465270, 496288, 515376, 558324, 572640, 620360, 644220, 697905, 744432, 837486, 858960, 930540, 1030752, 1116648, 1240720, 1288440, 1395810, 1488864, 1674972, 1717920, 1861080, 2093715, 2233296, 2481440, 2576880, 2791620, 3349944, 3722160, 4187430, 4466592, 5153760, 5583240, 6699888, 7444320, 8374860, 11166480, 13399776, 16749720, 22332960, 33499440, 66998880]

約数ペア:

[(1, 66998880), (2, 33499440), (3, 22332960), (4, 16749720), (5, 13399776), (6, 11166480), (8, 8374860), (9, 7444320), (10, 6699888), (12, 5583240), (13, 5153760), (15, 4466592), (16, 4187430), (18, 3722160), (20, 3349944), (24, 2791620), (26, 2576880), (27, 2481440), (30, 2233296), (32, 2093715), (36, 1861080), (39, 1717920), (40, 1674972), (45, 1488864), (48, 1395810), (52, 1288440), (54, 1240720), (60, 1116648), (65, 1030752), (72, 930540), (78, 858960), (80, 837486), (90, 744432), (96, 697905), (104, 644220), (108, 620360), (117, 572640), (120, 558324), (130, 515376), (135, 496288), (144, 465270), (156, 429480), (160, 418743), (180, 372216), (195, 343584), (208, 322110), (216, 310180), (234, 286320), (240, 279162), (260, 257688), (270, 248144), (288, 232635), (312, 214740), (351, 190880), (360, 186108), (390, 171792), (416, 161055), (432, 155090), (468, 143160), (480, 139581), (520, 128844), (540, 124072), (585, 114528), (624, 107370), (702, 95440), (720, 93054), (780, 85896), (864, 77545), (936, 71580), (1040, 64422), (1080, 62036), (1170, 57264), (1193, 56160), (1248, 53685), (1404, 47720), (1440, 46527), (1560, 42948), (1755, 38176), (1872, 35790), (2080, 32211), (2160, 31018), (2340, 28632), (2386, 28080), (2808, 23860), (3120, 21474), (3510, 19088), (3579, 18720), (3744, 17895), (4320, 15509), (4680, 14316), (4772, 14040), (5616, 11930), (5965, 11232), (6240, 10737), (7020, 9544), (7158, 9360)]