208645920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{2957}}^1$

素因数の和:2992

約数の個数: 216

約数和(自身を含む): 828529884

約数和(自身を除く): 619883964

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 2957, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 5914, 7056, 7840, 8820, 8871, 10080, 11760, 11828, 14112, 14785, 17640, 17742, 20699, 23520, 23656, 26613, 29570, 35280, 35484, 41398, 44355, 47312, 53226, 59140, 62097, 70560, 70968, 82796, 88710, 94624, 103495, 106452, 118280, 124194, 133065, 141936, 144893, 165592, 177420, 186291, 206990, 212904, 236560, 248388, 266130, 283872, 289786, 310485, 331184, 354840, 372582, 413980, 425808, 434679, 473120, 496776, 532260, 579572, 620970, 662368, 709680, 724465, 745164, 827960, 851616, 869358, 931455, 993552, 1064520, 1159144, 1241940, 1304037, 1419360, 1448930, 1490328, 1655920, 1738716, 1862910, 1987104, 2129040, 2173395, 2318288, 2483880, 2608074, 2897860, 2980656, 3311840, 3477432, 3725820, 4258080, 4346790, 4636576, 4967760, 5216148, 5795720, 5961312, 6520185, 6954864, 7451640, 8693580, 9935520, 10432296, 11591440, 13040370, 13909728, 14903280, 17387160, 20864592, 23182880, 26080740, 29806560, 34774320, 41729184, 52161480, 69548640, 104322960, 208645920]

約数ペア:

[(1, 208645920), (2, 104322960), (3, 69548640), (4, 52161480), (5, 41729184), (6, 34774320), (7, 29806560), (8, 26080740), (9, 23182880), (10, 20864592), (12, 17387160), (14, 14903280), (15, 13909728), (16, 13040370), (18, 11591440), (20, 10432296), (21, 9935520), (24, 8693580), (28, 7451640), (30, 6954864), (32, 6520185), (35, 5961312), (36, 5795720), (40, 5216148), (42, 4967760), (45, 4636576), (48, 4346790), (49, 4258080), (56, 3725820), (60, 3477432), (63, 3311840), (70, 2980656), (72, 2897860), (80, 2608074), (84, 2483880), (90, 2318288), (96, 2173395), (98, 2129040), (105, 1987104), (112, 1862910), (120, 1738716), (126, 1655920), (140, 1490328), (144, 1448930), (147, 1419360), (160, 1304037), (168, 1241940), (180, 1159144), (196, 1064520), (210, 993552), (224, 931455), (240, 869358), (245, 851616), (252, 827960), (280, 745164), (288, 724465), (294, 709680), (315, 662368), (336, 620970), (360, 579572), (392, 532260), (420, 496776), (441, 473120), (480, 434679), (490, 425808), (504, 413980), (560, 372582), (588, 354840), (630, 331184), (672, 310485), (720, 289786), (735, 283872), (784, 266130), (840, 248388), (882, 236560), (980, 212904), (1008, 206990), (1120, 186291), (1176, 177420), (1260, 165592), (1440, 144893), (1470, 141936), (1568, 133065), (1680, 124194), (1764, 118280), (1960, 106452), (2016, 103495), (2205, 94624), (2352, 88710), (2520, 82796), (2940, 70968), (2957, 70560), (3360, 62097), (3528, 59140), (3920, 53226), (4410, 47312), (4704, 44355), (5040, 41398), (5880, 35484), (5914, 35280), (7056, 29570), (7840, 26613), (8820, 23656), (8871, 23520), (10080, 20699), (11760, 17742), (11828, 17640), (14112, 14785)]