281305728

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 192

約数和(自身を含む): 897436800

約数和(自身を除く): 616131072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 79, 88, 96, 99, 128, 132, 144, 158, 176, 192, 198, 237, 264, 281, 288, 316, 352, 384, 396, 474, 528, 562, 576, 632, 704, 711, 792, 843, 869, 948, 1056, 1124, 1152, 1264, 1408, 1422, 1584, 1686, 1738, 1896, 2112, 2248, 2528, 2529, 2607, 2844, 3091, 3168, 3372, 3476, 3792, 4224, 4496, 5056, 5058, 5214, 5688, 6182, 6336, 6744, 6952, 7584, 7821, 8992, 9273, 10112, 10116, 10428, 11376, 12364, 12672, 13488, 13904, 15168, 15642, 17984, 18546, 20232, 20856, 22199, 22752, 24728, 26976, 27808, 27819, 30336, 31284, 35968, 37092, 40464, 41712, 44398, 45504, 49456, 53952, 55616, 55638, 62568, 66597, 74184, 80928, 83424, 88796, 91008, 98912, 107904, 111232, 111276, 125136, 133194, 148368, 161856, 166848, 177592, 197824, 199791, 222552, 244189, 250272, 266388, 296736, 323712, 333696, 355184, 395648, 399582, 445104, 488378, 500544, 532776, 593472, 710368, 732567, 799164, 890208, 976756, 1001088, 1065552, 1186944, 1420736, 1465134, 1598328, 1780416, 1953512, 2131104, 2197701, 2841472, 2930268, 3196656, 3560832, 3907024, 4262208, 4395402, 5860536, 6393312, 7814048, 8524416, 8790804, 11721072, 12786624, 15628096, 17581608, 23442144, 25573248, 31256192, 35163216, 46884288, 70326432, 93768576, 140652864, 281305728]

約数ペア:

[(1, 281305728), (2, 140652864), (3, 93768576), (4, 70326432), (6, 46884288), (8, 35163216), (9, 31256192), (11, 25573248), (12, 23442144), (16, 17581608), (18, 15628096), (22, 12786624), (24, 11721072), (32, 8790804), (33, 8524416), (36, 7814048), (44, 6393312), (48, 5860536), (64, 4395402), (66, 4262208), (72, 3907024), (79, 3560832), (88, 3196656), (96, 2930268), (99, 2841472), (128, 2197701), (132, 2131104), (144, 1953512), (158, 1780416), (176, 1598328), (192, 1465134), (198, 1420736), (237, 1186944), (264, 1065552), (281, 1001088), (288, 976756), (316, 890208), (352, 799164), (384, 732567), (396, 710368), (474, 593472), (528, 532776), (562, 500544), (576, 488378), (632, 445104), (704, 399582), (711, 395648), (792, 355184), (843, 333696), (869, 323712), (948, 296736), (1056, 266388), (1124, 250272), (1152, 244189), (1264, 222552), (1408, 199791), (1422, 197824), (1584, 177592), (1686, 166848), (1738, 161856), (1896, 148368), (2112, 133194), (2248, 125136), (2528, 111276), (2529, 111232), (2607, 107904), (2844, 98912), (3091, 91008), (3168, 88796), (3372, 83424), (3476, 80928), (3792, 74184), (4224, 66597), (4496, 62568), (5056, 55638), (5058, 55616), (5214, 53952), (5688, 49456), (6182, 45504), (6336, 44398), (6744, 41712), (6952, 40464), (7584, 37092), (7821, 35968), (8992, 31284), (9273, 30336), (10112, 27819), (10116, 27808), (10428, 26976), (11376, 24728), (12364, 22752), (12672, 22199), (13488, 20856), (13904, 20232), (15168, 18546), (15642, 17984)]