126428416

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 264902400

約数和(自身を除く): 138473984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 124, 128, 178, 179, 248, 256, 356, 358, 496, 712, 716, 992, 1424, 1432, 1984, 2759, 2848, 2864, 3968, 5518, 5549, 5696, 5728, 7936, 11036, 11098, 11392, 11456, 15931, 22072, 22196, 22784, 22912, 31862, 44144, 44392, 45824, 63724, 88288, 88784, 127448, 176576, 177568, 254896, 353152, 355136, 493861, 509792, 706304, 710272, 987722, 1019584, 1420544, 1975444, 2039168, 3950888, 4078336, 7901776, 15803552, 31607104, 63214208, 126428416]

約数ペア:

[(1, 126428416), (2, 63214208), (4, 31607104), (8, 15803552), (16, 7901776), (31, 4078336), (32, 3950888), (62, 2039168), (64, 1975444), (89, 1420544), (124, 1019584), (128, 987722), (178, 710272), (179, 706304), (248, 509792), (256, 493861), (356, 355136), (358, 353152), (496, 254896), (712, 177568), (716, 176576), (992, 127448), (1424, 88784), (1432, 88288), (1984, 63724), (2759, 45824), (2848, 44392), (2864, 44144), (3968, 31862), (5518, 22912), (5549, 22784), (5696, 22196), (5728, 22072), (7936, 15931), (11036, 11456), (11098, 11392)]