645801984

素因数分解:

$2^{11}\times 3^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 240

約数和(自身を含む): 2051349300

約数和(自身を除く): 1405547316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 128, 136, 144, 153, 162, 192, 204, 216, 229, 256, 272, 288, 306, 324, 384, 408, 432, 458, 459, 512, 544, 576, 612, 648, 687, 768, 816, 864, 916, 918, 1024, 1088, 1152, 1224, 1296, 1374, 1377, 1536, 1632, 1728, 1832, 1836, 2048, 2061, 2176, 2304, 2448, 2592, 2748, 2754, 3072, 3264, 3456, 3664, 3672, 3893, 4122, 4352, 4608, 4896, 5184, 5496, 5508, 6144, 6183, 6528, 6912, 7328, 7344, 7786, 8244, 8704, 9216, 9792, 10368, 10992, 11016, 11679, 12366, 13056, 13824, 14656, 14688, 15572, 16488, 17408, 18432, 18549, 19584, 20736, 21984, 22032, 23358, 24732, 26112, 27648, 29312, 29376, 31144, 32976, 34816, 35037, 37098, 39168, 41472, 43968, 44064, 46716, 49464, 52224, 55296, 58624, 58752, 62288, 65952, 70074, 74196, 78336, 82944, 87936, 88128, 93432, 98928, 104448, 105111, 117248, 117504, 124576, 131904, 140148, 148392, 156672, 165888, 175872, 176256, 186864, 197856, 210222, 234496, 235008, 249152, 263808, 280296, 296784, 313344, 315333, 351744, 352512, 373728, 395712, 420444, 468992, 470016, 498304, 527616, 560592, 593568, 630666, 703488, 705024, 747456, 791424, 840888, 940032, 996608, 1055232, 1121184, 1187136, 1261332, 1406976, 1410048, 1494912, 1582848, 1681776, 1993216, 2110464, 2242368, 2374272, 2522664, 2820096, 2989824, 3165696, 3363552, 3986432, 4220928, 4484736, 4748544, 5045328, 5979648, 6331392, 6727104, 7972864, 8969472, 9497088, 10090656, 11959296, 12662784, 13454208, 17938944, 18994176, 20181312, 23918592, 26908416, 35877888, 37988352, 40362624, 53816832, 71755776, 80725248, 107633664, 161450496, 215267328, 322900992, 645801984]

約数ペア:

[(1, 645801984), (2, 322900992), (3, 215267328), (4, 161450496), (6, 107633664), (8, 80725248), (9, 71755776), (12, 53816832), (16, 40362624), (17, 37988352), (18, 35877888), (24, 26908416), (27, 23918592), (32, 20181312), (34, 18994176), (36, 17938944), (48, 13454208), (51, 12662784), (54, 11959296), (64, 10090656), (68, 9497088), (72, 8969472), (81, 7972864), (96, 6727104), (102, 6331392), (108, 5979648), (128, 5045328), (136, 4748544), (144, 4484736), (153, 4220928), (162, 3986432), (192, 3363552), (204, 3165696), (216, 2989824), (229, 2820096), (256, 2522664), (272, 2374272), (288, 2242368), (306, 2110464), (324, 1993216), (384, 1681776), (408, 1582848), (432, 1494912), (458, 1410048), (459, 1406976), (512, 1261332), (544, 1187136), (576, 1121184), (612, 1055232), (648, 996608), (687, 940032), (768, 840888), (816, 791424), (864, 747456), (916, 705024), (918, 703488), (1024, 630666), (1088, 593568), (1152, 560592), (1224, 527616), (1296, 498304), (1374, 470016), (1377, 468992), (1536, 420444), (1632, 395712), (1728, 373728), (1832, 352512), (1836, 351744), (2048, 315333), (2061, 313344), (2176, 296784), (2304, 280296), (2448, 263808), (2592, 249152), (2748, 235008), (2754, 234496), (3072, 210222), (3264, 197856), (3456, 186864), (3664, 176256), (3672, 175872), (3893, 165888), (4122, 156672), (4352, 148392), (4608, 140148), (4896, 131904), (5184, 124576), (5496, 117504), (5508, 117248), (6144, 105111), (6183, 104448), (6528, 98928), (6912, 93432), (7328, 88128), (7344, 87936), (7786, 82944), (8244, 78336), (8704, 74196), (9216, 70074), (9792, 65952), (10368, 62288), (10992, 58752), (11016, 58624), (11679, 55296), (12366, 52224), (13056, 49464), (13824, 46716), (14656, 44064), (14688, 43968), (15572, 41472), (16488, 39168), (17408, 37098), (18432, 35037), (18549, 34816), (19584, 32976), (20736, 31144), (21984, 29376), (22032, 29312), (23358, 27648), (24732, 26112)]