28491400448

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:913

約数の個数: 216

約数和(自身を含む): 70142476320

約数和(自身を除く): 41651075872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 173, 196, 224, 256, 266, 304, 346, 392, 448, 532, 608, 691, 692, 784, 896, 931, 1064, 1211, 1216, 1382, 1384, 1568, 1792, 1862, 2128, 2422, 2432, 2764, 2768, 3136, 3287, 3724, 4256, 4837, 4844, 4864, 5528, 5536, 6272, 6574, 7448, 8477, 8512, 9674, 9688, 11056, 11072, 12544, 13129, 13148, 14896, 16954, 17024, 19348, 19376, 22112, 22144, 23009, 26258, 26296, 29792, 33859, 33908, 34048, 38696, 38752, 44224, 44288, 46018, 52516, 52592, 59584, 67718, 67816, 77392, 77504, 88448, 91903, 92036, 105032, 105184, 119168, 119543, 135436, 135632, 154784, 155008, 161063, 176896, 183806, 184072, 210064, 210368, 238336, 239086, 270872, 271264, 309568, 310016, 322126, 367612, 368144, 420128, 420736, 478172, 541744, 542528, 619136, 643321, 644252, 735224, 736288, 836801, 840256, 841472, 956344, 1083488, 1085056, 1238272, 1286642, 1288504, 1470448, 1472576, 1673602, 1680512, 1912688, 2166976, 2170112, 2271317, 2573284, 2577008, 2940896, 2945152, 3347204, 3361024, 3825376, 4333952, 4542634, 5146568, 5154016, 5857607, 5881792, 5890304, 6694408, 7650752, 8667904, 9085268, 10293136, 10308032, 11715214, 11763584, 13388816, 15301504, 15899219, 18170536, 20586272, 20616064, 23430428, 23527168, 26777632, 30603008, 31798438, 36341072, 41172544, 41232128, 46860856, 53555264, 63596876, 72682144, 82345088, 93721712, 107110528, 111294533, 127193752, 145364288, 164690176, 187443424, 214221056, 222589066, 254387504, 290728576, 374886848, 445178132, 508775008, 581457152, 749773696, 890356264, 1017550016, 1499547392, 1780712528, 2035100032, 3561425056, 4070200064, 7122850112, 14245700224, 28491400448]

約数ペア:

[(1, 28491400448), (2, 14245700224), (4, 7122850112), (7, 4070200064), (8, 3561425056), (14, 2035100032), (16, 1780712528), (19, 1499547392), (28, 1017550016), (32, 890356264), (38, 749773696), (49, 581457152), (56, 508775008), (64, 445178132), (76, 374886848), (98, 290728576), (112, 254387504), (128, 222589066), (133, 214221056), (152, 187443424), (173, 164690176), (196, 145364288), (224, 127193752), (256, 111294533), (266, 107110528), (304, 93721712), (346, 82345088), (392, 72682144), (448, 63596876), (532, 53555264), (608, 46860856), (691, 41232128), (692, 41172544), (784, 36341072), (896, 31798438), (931, 30603008), (1064, 26777632), (1211, 23527168), (1216, 23430428), (1382, 20616064), (1384, 20586272), (1568, 18170536), (1792, 15899219), (1862, 15301504), (2128, 13388816), (2422, 11763584), (2432, 11715214), (2764, 10308032), (2768, 10293136), (3136, 9085268), (3287, 8667904), (3724, 7650752), (4256, 6694408), (4837, 5890304), (4844, 5881792), (4864, 5857607), (5528, 5154016), (5536, 5146568), (6272, 4542634), (6574, 4333952), (7448, 3825376), (8477, 3361024), (8512, 3347204), (9674, 2945152), (9688, 2940896), (11056, 2577008), (11072, 2573284), (12544, 2271317), (13129, 2170112), (13148, 2166976), (14896, 1912688), (16954, 1680512), (17024, 1673602), (19348, 1472576), (19376, 1470448), (22112, 1288504), (22144, 1286642), (23009, 1238272), (26258, 1085056), (26296, 1083488), (29792, 956344), (33859, 841472), (33908, 840256), (34048, 836801), (38696, 736288), (38752, 735224), (44224, 644252), (44288, 643321), (46018, 619136), (52516, 542528), (52592, 541744), (59584, 478172), (67718, 420736), (67816, 420128), (77392, 368144), (77504, 367612), (88448, 322126), (91903, 310016), (92036, 309568), (105032, 271264), (105184, 270872), (119168, 239086), (119543, 238336), (135436, 210368), (135632, 210064), (154784, 184072), (155008, 183806), (161063, 176896)]