261578496

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{10987}}^1$

素因数の和:11037

約数の個数: 72

約数和(自身を含む): 718703104

約数和(自身を除く): 457124608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 10987, 11904, 21974, 23808, 32961, 43948, 65922, 87896, 131844, 175792, 263688, 340597, 351584, 527376, 681194, 703168, 1021791, 1054752, 1362388, 1406336, 2043582, 2109504, 2724776, 2812672, 4087164, 4219008, 5449552, 8174328, 8438016, 10899104, 16348656, 21798208, 32697312, 43596416, 65394624, 87192832, 130789248, 261578496]

約数ペア:

[(1, 261578496), (2, 130789248), (3, 87192832), (4, 65394624), (6, 43596416), (8, 32697312), (12, 21798208), (16, 16348656), (24, 10899104), (31, 8438016), (32, 8174328), (48, 5449552), (62, 4219008), (64, 4087164), (93, 2812672), (96, 2724776), (124, 2109504), (128, 2043582), (186, 1406336), (192, 1362388), (248, 1054752), (256, 1021791), (372, 703168), (384, 681194), (496, 527376), (744, 351584), (768, 340597), (992, 263688), (1488, 175792), (1984, 131844), (2976, 87896), (3968, 65922), (5952, 43948), (7936, 32961), (10987, 23808), (11904, 21974)]