206864280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1303}}^1$

素因数の和:1340

約数の個数: 240

約数和(自身を含む): 809431920

約数和(自身を除く): 602567640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1303, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2606, 2646, 2835, 2940, 3240, 3528, 3780, 3909, 3969, 4410, 4536, 5212, 5292, 5670, 5880, 6515, 6615, 7560, 7818, 7938, 8820, 9121, 10424, 10584, 11340, 11727, 13030, 13230, 15636, 15876, 17640, 18242, 19545, 19845, 22680, 23454, 26060, 26460, 27363, 31272, 31752, 35181, 36484, 39090, 39690, 45605, 46908, 52120, 52920, 54726, 58635, 63847, 70362, 72968, 78180, 79380, 82089, 91210, 93816, 105543, 109452, 117270, 127694, 136815, 140724, 156360, 158760, 164178, 175905, 182420, 191541, 211086, 218904, 234540, 246267, 255388, 273630, 281448, 319235, 328356, 351810, 364840, 383082, 410445, 422172, 469080, 492534, 510776, 527715, 547260, 574623, 638470, 656712, 703620, 738801, 766164, 820890, 844344, 957705, 985068, 1055430, 1094520, 1149246, 1231335, 1276940, 1407240, 1477602, 1532328, 1641780, 1723869, 1915410, 1970136, 2110860, 2298492, 2462670, 2553880, 2873115, 2955204, 3283560, 3447738, 3694005, 3830820, 4221720, 4596984, 4925340, 5171607, 5746230, 5910408, 6895476, 7388010, 7661640, 8619345, 9850680, 10343214, 11492460, 13790952, 14776020, 17238690, 20686428, 22984920, 25858035, 29552040, 34477380, 41372856, 51716070, 68954760, 103432140, 206864280]

約数ペア:

[(1, 206864280), (2, 103432140), (3, 68954760), (4, 51716070), (5, 41372856), (6, 34477380), (7, 29552040), (8, 25858035), (9, 22984920), (10, 20686428), (12, 17238690), (14, 14776020), (15, 13790952), (18, 11492460), (20, 10343214), (21, 9850680), (24, 8619345), (27, 7661640), (28, 7388010), (30, 6895476), (35, 5910408), (36, 5746230), (40, 5171607), (42, 4925340), (45, 4596984), (49, 4221720), (54, 3830820), (56, 3694005), (60, 3447738), (63, 3283560), (70, 2955204), (72, 2873115), (81, 2553880), (84, 2462670), (90, 2298492), (98, 2110860), (105, 1970136), (108, 1915410), (120, 1723869), (126, 1641780), (135, 1532328), (140, 1477602), (147, 1407240), (162, 1276940), (168, 1231335), (180, 1149246), (189, 1094520), (196, 1055430), (210, 985068), (216, 957705), (245, 844344), (252, 820890), (270, 766164), (280, 738801), (294, 703620), (315, 656712), (324, 638470), (360, 574623), (378, 547260), (392, 527715), (405, 510776), (420, 492534), (441, 469080), (490, 422172), (504, 410445), (540, 383082), (567, 364840), (588, 351810), (630, 328356), (648, 319235), (735, 281448), (756, 273630), (810, 255388), (840, 246267), (882, 234540), (945, 218904), (980, 211086), (1080, 191541), (1134, 182420), (1176, 175905), (1260, 164178), (1303, 158760), (1323, 156360), (1470, 140724), (1512, 136815), (1620, 127694), (1764, 117270), (1890, 109452), (1960, 105543), (2205, 93816), (2268, 91210), (2520, 82089), (2606, 79380), (2646, 78180), (2835, 72968), (2940, 70362), (3240, 63847), (3528, 58635), (3780, 54726), (3909, 52920), (3969, 52120), (4410, 46908), (4536, 45605), (5212, 39690), (5292, 39090), (5670, 36484), (5880, 35181), (6515, 31752), (6615, 31272), (7560, 27363), (7818, 26460), (7938, 26060), (8820, 23454), (9121, 22680), (10424, 19845), (10584, 19545), (11340, 18242), (11727, 17640), (13030, 15876), (13230, 15636)]