1820769408

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:580

約数の個数: 256

約数和(自身を含む): 5720976000

約数和(自身を除く): 3900206592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 37, 48, 54, 58, 64, 72, 74, 87, 96, 108, 111, 116, 128, 144, 148, 174, 192, 216, 222, 232, 261, 288, 296, 333, 348, 384, 432, 444, 464, 491, 522, 576, 592, 666, 696, 783, 864, 888, 928, 982, 999, 1044, 1073, 1152, 1184, 1332, 1392, 1473, 1566, 1728, 1776, 1856, 1964, 1998, 2088, 2146, 2368, 2664, 2784, 2946, 3132, 3219, 3456, 3552, 3712, 3928, 3996, 4176, 4292, 4419, 4736, 5328, 5568, 5892, 6264, 6438, 7104, 7856, 7992, 8352, 8584, 8838, 9657, 10656, 11136, 11784, 12528, 12876, 13257, 14208, 14239, 15712, 15984, 16704, 17168, 17676, 18167, 19314, 21312, 23568, 25056, 25752, 26514, 28478, 28971, 31424, 31968, 33408, 34336, 35352, 36334, 38628, 42624, 42717, 47136, 50112, 51504, 53028, 54501, 56956, 57942, 62848, 63936, 68672, 70704, 72668, 77256, 85434, 94272, 100224, 103008, 106056, 109002, 113912, 115884, 127872, 128151, 137344, 141408, 145336, 154512, 163503, 170868, 188544, 206016, 212112, 218004, 227824, 231768, 256302, 282816, 290672, 309024, 327006, 341736, 384453, 412032, 424224, 436008, 455648, 463536, 490509, 512604, 526843, 565632, 581344, 618048, 654012, 683472, 768906, 848448, 872016, 911296, 927072, 981018, 1025208, 1053686, 1162688, 1236096, 1308024, 1366944, 1537812, 1580529, 1696896, 1744032, 1822592, 1854144, 1962036, 2050416, 2107372, 2325376, 2616048, 2733888, 3075624, 3161058, 3488064, 3708288, 3924072, 4100832, 4214744, 4741587, 5232096, 5467776, 6151248, 6322116, 6976128, 7848144, 8201664, 8429488, 9483174, 10464192, 12302496, 12644232, 14224761, 15696288, 16403328, 16858976, 18966348, 20928384, 24604992, 25288464, 28449522, 31392576, 33717952, 37932696, 49209984, 50576928, 56899044, 62785152, 67435904, 75865392, 101153856, 113798088, 151730784, 202307712, 227596176, 303461568, 455192352, 606923136, 910384704, 1820769408]

約数ペア:

[(1, 1820769408), (2, 910384704), (3, 606923136), (4, 455192352), (6, 303461568), (8, 227596176), (9, 202307712), (12, 151730784), (16, 113798088), (18, 101153856), (24, 75865392), (27, 67435904), (29, 62785152), (32, 56899044), (36, 50576928), (37, 49209984), (48, 37932696), (54, 33717952), (58, 31392576), (64, 28449522), (72, 25288464), (74, 24604992), (87, 20928384), (96, 18966348), (108, 16858976), (111, 16403328), (116, 15696288), (128, 14224761), (144, 12644232), (148, 12302496), (174, 10464192), (192, 9483174), (216, 8429488), (222, 8201664), (232, 7848144), (261, 6976128), (288, 6322116), (296, 6151248), (333, 5467776), (348, 5232096), (384, 4741587), (432, 4214744), (444, 4100832), (464, 3924072), (491, 3708288), (522, 3488064), (576, 3161058), (592, 3075624), (666, 2733888), (696, 2616048), (783, 2325376), (864, 2107372), (888, 2050416), (928, 1962036), (982, 1854144), (999, 1822592), (1044, 1744032), (1073, 1696896), (1152, 1580529), (1184, 1537812), (1332, 1366944), (1392, 1308024), (1473, 1236096), (1566, 1162688), (1728, 1053686), (1776, 1025208), (1856, 981018), (1964, 927072), (1998, 911296), (2088, 872016), (2146, 848448), (2368, 768906), (2664, 683472), (2784, 654012), (2946, 618048), (3132, 581344), (3219, 565632), (3456, 526843), (3552, 512604), (3712, 490509), (3928, 463536), (3996, 455648), (4176, 436008), (4292, 424224), (4419, 412032), (4736, 384453), (5328, 341736), (5568, 327006), (5892, 309024), (6264, 290672), (6438, 282816), (7104, 256302), (7856, 231768), (7992, 227824), (8352, 218004), (8584, 212112), (8838, 206016), (9657, 188544), (10656, 170868), (11136, 163503), (11784, 154512), (12528, 145336), (12876, 141408), (13257, 137344), (14208, 128151), (14239, 127872), (15712, 115884), (15984, 113912), (16704, 109002), (17168, 106056), (17676, 103008), (18167, 100224), (19314, 94272), (21312, 85434), (23568, 77256), (25056, 72668), (25752, 70704), (26514, 68672), (28478, 63936), (28971, 62848), (31424, 57942), (31968, 56956), (33408, 54501), (34336, 53028), (35352, 51504), (36334, 50112), (38628, 47136), (42624, 42717)]