257904798592

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6883}}^1$

素因数の和:7025

約数の個数: 256

約数和(自身を含む): 647118028800

約数和(自身を除く): 389213230208

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 71, 76, 112, 124, 128, 133, 142, 152, 217, 224, 248, 266, 284, 304, 434, 448, 496, 497, 532, 568, 589, 608, 868, 896, 992, 994, 1064, 1136, 1178, 1216, 1349, 1736, 1984, 1988, 2128, 2201, 2272, 2356, 2432, 2698, 3472, 3968, 3976, 4123, 4256, 4402, 4544, 4712, 5396, 6883, 6944, 7952, 8246, 8512, 8804, 9088, 9424, 9443, 10792, 13766, 13888, 15407, 15904, 16492, 17024, 17608, 18848, 18886, 21584, 27532, 27776, 30814, 31808, 32984, 35216, 37696, 37772, 41819, 43168, 48181, 55064, 61628, 63616, 65968, 70432, 75392, 75544, 83638, 86336, 96362, 110128, 123256, 130777, 131936, 140864, 151088, 167276, 172672, 192724, 213373, 220256, 246512, 261554, 263872, 281728, 292733, 302176, 334552, 385448, 426746, 440512, 488693, 493024, 523108, 527744, 585466, 604352, 669104, 770896, 853492, 881024, 915439, 977386, 986048, 1046216, 1170932, 1208704, 1338208, 1493611, 1541792, 1706984, 1830878, 1954772, 1972096, 2092432, 2341864, 2676416, 2987222, 3083584, 3413968, 3420851, 3661756, 3909544, 4054087, 4184864, 4683728, 5352832, 5974444, 6167168, 6827936, 6841702, 7323512, 7819088, 8108174, 8369728, 9285167, 9367456, 11948888, 13655872, 13683404, 14647024, 15149483, 15638176, 16216348, 16739456, 18570334, 18734912, 23897776, 27311744, 27366808, 28378609, 29294048, 30298966, 31276352, 32432696, 37140668, 37469824, 47795552, 54733616, 56757218, 58588096, 60597932, 62552704, 64865392, 64996169, 74281336, 95591104, 106046381, 109467232, 113514436, 117176192, 121195864, 129730784, 129992338, 148562672, 191182208, 212092762, 218934464, 227028872, 242391728, 259461568, 259984676, 287840177, 297125344, 424185524, 437868928, 454057744, 484783456, 518923136, 519969352, 575680354, 594250688, 848371048, 908115488, 969566912, 1039938704, 1151360708, 1188501376, 1696742096, 1816230976, 1939133824, 2014881239, 2079877408, 2302721416, 3393484192, 3632461952, 4029762478, 4159754816, 4605442832, 6786968384, 8059524956, 8319509632, 9210885664, 13573936768, 16119049912, 18421771328, 32238099824, 36843542656, 64476199648, 128952399296, 257904798592]

約数ペア:

[(1, 257904798592), (2, 128952399296), (4, 64476199648), (7, 36843542656), (8, 32238099824), (14, 18421771328), (16, 16119049912), (19, 13573936768), (28, 9210885664), (31, 8319509632), (32, 8059524956), (38, 6786968384), (56, 4605442832), (62, 4159754816), (64, 4029762478), (71, 3632461952), (76, 3393484192), (112, 2302721416), (124, 2079877408), (128, 2014881239), (133, 1939133824), (142, 1816230976), (152, 1696742096), (217, 1188501376), (224, 1151360708), (248, 1039938704), (266, 969566912), (284, 908115488), (304, 848371048), (434, 594250688), (448, 575680354), (496, 519969352), (497, 518923136), (532, 484783456), (568, 454057744), (589, 437868928), (608, 424185524), (868, 297125344), (896, 287840177), (992, 259984676), (994, 259461568), (1064, 242391728), (1136, 227028872), (1178, 218934464), (1216, 212092762), (1349, 191182208), (1736, 148562672), (1984, 129992338), (1988, 129730784), (2128, 121195864), (2201, 117176192), (2272, 113514436), (2356, 109467232), (2432, 106046381), (2698, 95591104), (3472, 74281336), (3968, 64996169), (3976, 64865392), (4123, 62552704), (4256, 60597932), (4402, 58588096), (4544, 56757218), (4712, 54733616), (5396, 47795552), (6883, 37469824), (6944, 37140668), (7952, 32432696), (8246, 31276352), (8512, 30298966), (8804, 29294048), (9088, 28378609), (9424, 27366808), (9443, 27311744), (10792, 23897776), (13766, 18734912), (13888, 18570334), (15407, 16739456), (15904, 16216348), (16492, 15638176), (17024, 15149483), (17608, 14647024), (18848, 13683404), (18886, 13655872), (21584, 11948888), (27532, 9367456), (27776, 9285167), (30814, 8369728), (31808, 8108174), (32984, 7819088), (35216, 7323512), (37696, 6841702), (37772, 6827936), (41819, 6167168), (43168, 5974444), (48181, 5352832), (55064, 4683728), (61628, 4184864), (63616, 4054087), (65968, 3909544), (70432, 3661756), (75392, 3420851), (75544, 3413968), (83638, 3083584), (86336, 2987222), (96362, 2676416), (110128, 2341864), (123256, 2092432), (130777, 1972096), (131936, 1954772), (140864, 1830878), (151088, 1706984), (167276, 1541792), (172672, 1493611), (192724, 1338208), (213373, 1208704), (220256, 1170932), (246512, 1046216), (261554, 986048), (263872, 977386), (281728, 915439), (292733, 881024), (302176, 853492), (334552, 770896), (385448, 669104), (426746, 604352), (440512, 585466), (488693, 527744), (493024, 523108)]