178242456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 536555520

約数和(自身を除く): 358313064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 163, 168, 184, 276, 283, 322, 326, 483, 489, 552, 566, 644, 652, 849, 966, 978, 1132, 1141, 1288, 1304, 1698, 1932, 1956, 1981, 2264, 2282, 3396, 3423, 3749, 3864, 3912, 3962, 4564, 5943, 6509, 6792, 6846, 7498, 7924, 9128, 11247, 11886, 13018, 13692, 14996, 15848, 19527, 22494, 23772, 26036, 26243, 27384, 29992, 39054, 44988, 45563, 46129, 47544, 52072, 52486, 78108, 78729, 89976, 91126, 92258, 104972, 136689, 138387, 156216, 157458, 182252, 184516, 209944, 273378, 276774, 314916, 322903, 364504, 369032, 546756, 553548, 629832, 645806, 968709, 1060967, 1093512, 1107096, 1291612, 1937418, 2121934, 2583224, 3182901, 3874836, 4243868, 6365802, 7426769, 7749672, 8487736, 12731604, 14853538, 22280307, 25463208, 29707076, 44560614, 59414152, 89121228, 178242456]

約数ペア:

[(1, 178242456), (2, 89121228), (3, 59414152), (4, 44560614), (6, 29707076), (7, 25463208), (8, 22280307), (12, 14853538), (14, 12731604), (21, 8487736), (23, 7749672), (24, 7426769), (28, 6365802), (42, 4243868), (46, 3874836), (56, 3182901), (69, 2583224), (84, 2121934), (92, 1937418), (138, 1291612), (161, 1107096), (163, 1093512), (168, 1060967), (184, 968709), (276, 645806), (283, 629832), (322, 553548), (326, 546756), (483, 369032), (489, 364504), (552, 322903), (566, 314916), (644, 276774), (652, 273378), (849, 209944), (966, 184516), (978, 182252), (1132, 157458), (1141, 156216), (1288, 138387), (1304, 136689), (1698, 104972), (1932, 92258), (1956, 91126), (1981, 89976), (2264, 78729), (2282, 78108), (3396, 52486), (3423, 52072), (3749, 47544), (3864, 46129), (3912, 45563), (3962, 44988), (4564, 39054), (5943, 29992), (6509, 27384), (6792, 26243), (6846, 26036), (7498, 23772), (7924, 22494), (9128, 19527), (11247, 15848), (11886, 14996), (13018, 13692)]