278194560

素因数分解:

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

素因数の和:2993

約数の個数: 192

約数和(自身を含む): 1031868720

約数和(自身を除く): 753674160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 2957, 3136, 3360, 3920, 4480, 4704, 5880, 5914, 6272, 6720, 7840, 8871, 9408, 11760, 11828, 13440, 14785, 15680, 17742, 18816, 20699, 23520, 23656, 29570, 31360, 35484, 41398, 44355, 47040, 47312, 59140, 62097, 70968, 82796, 88710, 94080, 94624, 103495, 118280, 124194, 141936, 144893, 165592, 177420, 189248, 206990, 236560, 248388, 283872, 289786, 310485, 331184, 354840, 378496, 413980, 434679, 473120, 496776, 567744, 579572, 620970, 662368, 709680, 724465, 827960, 869358, 946240, 993552, 1135488, 1159144, 1241940, 1324736, 1419360, 1448930, 1655920, 1738716, 1892480, 1987104, 2173395, 2318288, 2483880, 2649472, 2838720, 2897860, 3311840, 3477432, 3974208, 4346790, 4636576, 4967760, 5677440, 5795720, 6623680, 6954864, 7948416, 8693580, 9273152, 9935520, 11591440, 13247360, 13909728, 17387160, 18546304, 19871040, 23182880, 27819456, 34774320, 39742080, 46365760, 55638912, 69548640, 92731520, 139097280, 278194560]

約数ペア:

[(1, 278194560), (2, 139097280), (3, 92731520), (4, 69548640), (5, 55638912), (6, 46365760), (7, 39742080), (8, 34774320), (10, 27819456), (12, 23182880), (14, 19871040), (15, 18546304), (16, 17387160), (20, 13909728), (21, 13247360), (24, 11591440), (28, 9935520), (30, 9273152), (32, 8693580), (35, 7948416), (40, 6954864), (42, 6623680), (48, 5795720), (49, 5677440), (56, 4967760), (60, 4636576), (64, 4346790), (70, 3974208), (80, 3477432), (84, 3311840), (96, 2897860), (98, 2838720), (105, 2649472), (112, 2483880), (120, 2318288), (128, 2173395), (140, 1987104), (147, 1892480), (160, 1738716), (168, 1655920), (192, 1448930), (196, 1419360), (210, 1324736), (224, 1241940), (240, 1159144), (245, 1135488), (280, 993552), (294, 946240), (320, 869358), (336, 827960), (384, 724465), (392, 709680), (420, 662368), (448, 620970), (480, 579572), (490, 567744), (560, 496776), (588, 473120), (640, 434679), (672, 413980), (735, 378496), (784, 354840), (840, 331184), (896, 310485), (960, 289786), (980, 283872), (1120, 248388), (1176, 236560), (1344, 206990), (1470, 189248), (1568, 177420), (1680, 165592), (1920, 144893), (1960, 141936), (2240, 124194), (2352, 118280), (2688, 103495), (2940, 94624), (2957, 94080), (3136, 88710), (3360, 82796), (3920, 70968), (4480, 62097), (4704, 59140), (5880, 47312), (5914, 47040), (6272, 44355), (6720, 41398), (7840, 35484), (8871, 31360), (9408, 29570), (11760, 23656), (11828, 23520), (13440, 20699), (14785, 18816), (15680, 17742)]