1256244992

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2683}}^1$

素因数の和:2789

約数の個数: 72

約数和(自身を含む): 2633326080

約数和(自身を除く): 1377081088

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 128, 236, 248, 256, 472, 496, 944, 992, 1829, 1888, 1984, 2683, 3658, 3776, 3968, 5366, 7316, 7552, 7936, 10732, 14632, 15104, 21464, 29264, 42928, 58528, 83173, 85856, 117056, 158297, 166346, 171712, 234112, 316594, 332692, 343424, 468224, 633188, 665384, 686848, 1266376, 1330768, 2532752, 2661536, 4907207, 5065504, 5323072, 9814414, 10131008, 10646144, 19628828, 20262016, 21292288, 39257656, 40524032, 78515312, 157030624, 314061248, 628122496, 1256244992]

約数ペア:

[(1, 1256244992), (2, 628122496), (4, 314061248), (8, 157030624), (16, 78515312), (31, 40524032), (32, 39257656), (59, 21292288), (62, 20262016), (64, 19628828), (118, 10646144), (124, 10131008), (128, 9814414), (236, 5323072), (248, 5065504), (256, 4907207), (472, 2661536), (496, 2532752), (944, 1330768), (992, 1266376), (1829, 686848), (1888, 665384), (1984, 633188), (2683, 468224), (3658, 343424), (3776, 332692), (3968, 316594), (5366, 234112), (7316, 171712), (7552, 166346), (7936, 158297), (10732, 117056), (14632, 85856), (15104, 83173), (21464, 58528), (29264, 42928)]