20118996864

素因数分解:

$2^7\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3659}}^1$

素因数の和:3762

約数の個数: 256

約数和(自身を含む): 62419104000

約数和(自身を除く): 42300107136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 43, 48, 54, 64, 72, 74, 86, 96, 108, 111, 128, 129, 144, 148, 172, 192, 216, 222, 258, 288, 296, 333, 344, 384, 387, 432, 444, 516, 576, 592, 666, 688, 774, 864, 888, 999, 1032, 1152, 1161, 1184, 1332, 1376, 1548, 1591, 1728, 1776, 1998, 2064, 2322, 2368, 2664, 2752, 3096, 3182, 3456, 3552, 3659, 3996, 4128, 4644, 4736, 4773, 5328, 5504, 6192, 6364, 7104, 7318, 7992, 8256, 9288, 9546, 10656, 10977, 12384, 12728, 14208, 14319, 14636, 15984, 16512, 18576, 19092, 21312, 21954, 24768, 25456, 28638, 29272, 31968, 32931, 37152, 38184, 42624, 42957, 43908, 49536, 50912, 57276, 58544, 63936, 65862, 74304, 76368, 85914, 87816, 98793, 101824, 114552, 117088, 127872, 131724, 135383, 148608, 152736, 157337, 171828, 175632, 197586, 203648, 229104, 234176, 263448, 270766, 305472, 314674, 343656, 351264, 395172, 406149, 458208, 468352, 472011, 526896, 541532, 610944, 629348, 687312, 702528, 790344, 812298, 916416, 944022, 1053792, 1083064, 1218447, 1258696, 1374624, 1405056, 1416033, 1580688, 1624596, 1832832, 1888044, 2107584, 2166128, 2436894, 2517392, 2749248, 2832066, 3161376, 3249192, 3655341, 3776088, 4215168, 4248099, 4332256, 4873788, 5034784, 5498496, 5664132, 5821469, 6322752, 6498384, 7310682, 7552176, 8496198, 8664512, 9747576, 10069568, 11328264, 11642938, 12645504, 12996768, 14621364, 15104352, 16992396, 17329024, 17464407, 19495152, 20139136, 22656528, 23285876, 25993536, 29242728, 30208704, 33984792, 34928814, 38990304, 45313056, 46571752, 51987072, 52393221, 58485456, 60417408, 67969584, 69857628, 77980608, 90626112, 93143504, 104786442, 116970912, 135939168, 139715256, 155961216, 157179663, 181252224, 186287008, 209572884, 233941824, 271878336, 279430512, 314359326, 372574016, 419145768, 467883648, 543756672, 558861024, 628718652, 745148032, 838291536, 1117722048, 1257437304, 1676583072, 2235444096, 2514874608, 3353166144, 5029749216, 6706332288, 10059498432, 20118996864]

約数ペア:

[(1, 20118996864), (2, 10059498432), (3, 6706332288), (4, 5029749216), (6, 3353166144), (8, 2514874608), (9, 2235444096), (12, 1676583072), (16, 1257437304), (18, 1117722048), (24, 838291536), (27, 745148032), (32, 628718652), (36, 558861024), (37, 543756672), (43, 467883648), (48, 419145768), (54, 372574016), (64, 314359326), (72, 279430512), (74, 271878336), (86, 233941824), (96, 209572884), (108, 186287008), (111, 181252224), (128, 157179663), (129, 155961216), (144, 139715256), (148, 135939168), (172, 116970912), (192, 104786442), (216, 93143504), (222, 90626112), (258, 77980608), (288, 69857628), (296, 67969584), (333, 60417408), (344, 58485456), (384, 52393221), (387, 51987072), (432, 46571752), (444, 45313056), (516, 38990304), (576, 34928814), (592, 33984792), (666, 30208704), (688, 29242728), (774, 25993536), (864, 23285876), (888, 22656528), (999, 20139136), (1032, 19495152), (1152, 17464407), (1161, 17329024), (1184, 16992396), (1332, 15104352), (1376, 14621364), (1548, 12996768), (1591, 12645504), (1728, 11642938), (1776, 11328264), (1998, 10069568), (2064, 9747576), (2322, 8664512), (2368, 8496198), (2664, 7552176), (2752, 7310682), (3096, 6498384), (3182, 6322752), (3456, 5821469), (3552, 5664132), (3659, 5498496), (3996, 5034784), (4128, 4873788), (4644, 4332256), (4736, 4248099), (4773, 4215168), (5328, 3776088), (5504, 3655341), (6192, 3249192), (6364, 3161376), (7104, 2832066), (7318, 2749248), (7992, 2517392), (8256, 2436894), (9288, 2166128), (9546, 2107584), (10656, 1888044), (10977, 1832832), (12384, 1624596), (12728, 1580688), (14208, 1416033), (14319, 1405056), (14636, 1374624), (15984, 1258696), (16512, 1218447), (18576, 1083064), (19092, 1053792), (21312, 944022), (21954, 916416), (24768, 812298), (25456, 790344), (28638, 702528), (29272, 687312), (31968, 629348), (32931, 610944), (37152, 541532), (38184, 526896), (42624, 472011), (42957, 468352), (43908, 458208), (49536, 406149), (50912, 395172), (57276, 351264), (58544, 343656), (63936, 314674), (65862, 305472), (74304, 270766), (76368, 263448), (85914, 234176), (87816, 229104), (98793, 203648), (101824, 197586), (114552, 175632), (117088, 171828), (127872, 157337), (131724, 152736), (135383, 148608)]