31260905728

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2192

約数の個数: 144

約数和(自身を含む): 69594112000

約数和(自身を除く): 38333206272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 127, 128, 148, 208, 254, 256, 296, 416, 481, 508, 592, 832, 962, 1016, 1184, 1651, 1664, 1924, 1999, 2032, 2368, 3302, 3328, 3848, 3998, 4064, 4699, 4736, 6604, 7696, 7996, 8128, 9398, 9472, 13208, 15392, 15992, 16256, 18796, 25987, 26416, 30784, 31984, 32512, 37592, 51974, 52832, 61087, 61568, 63968, 73963, 75184, 103948, 105664, 122174, 123136, 127936, 147926, 150368, 207896, 211328, 244348, 253873, 255872, 295852, 300736, 415792, 422656, 488696, 507746, 511744, 591704, 601472, 831584, 961519, 977392, 1015492, 1183408, 1202944, 1663168, 1923038, 1954784, 2030984, 2366816, 3300349, 3326336, 3846076, 3909568, 4061968, 4733632, 6600698, 6652672, 7692152, 7819136, 8123936, 9393301, 9467264, 13201396, 15384304, 15638272, 16247872, 18786602, 18934528, 26402792, 30768608, 32495744, 37573204, 52805584, 61537216, 64991488, 75146408, 105611168, 122112913, 123074432, 150292816, 211222336, 244225826, 246148864, 300585632, 422444672, 488451652, 601171264, 844889344, 976903304, 1202342528, 1953806608, 2404685056, 3907613216, 7815226432, 15630452864, 31260905728]

約数ペア:

[(1, 31260905728), (2, 15630452864), (4, 7815226432), (8, 3907613216), (13, 2404685056), (16, 1953806608), (26, 1202342528), (32, 976903304), (37, 844889344), (52, 601171264), (64, 488451652), (74, 422444672), (104, 300585632), (127, 246148864), (128, 244225826), (148, 211222336), (208, 150292816), (254, 123074432), (256, 122112913), (296, 105611168), (416, 75146408), (481, 64991488), (508, 61537216), (592, 52805584), (832, 37573204), (962, 32495744), (1016, 30768608), (1184, 26402792), (1651, 18934528), (1664, 18786602), (1924, 16247872), (1999, 15638272), (2032, 15384304), (2368, 13201396), (3302, 9467264), (3328, 9393301), (3848, 8123936), (3998, 7819136), (4064, 7692152), (4699, 6652672), (4736, 6600698), (6604, 4733632), (7696, 4061968), (7996, 3909568), (8128, 3846076), (9398, 3326336), (9472, 3300349), (13208, 2366816), (15392, 2030984), (15992, 1954784), (16256, 1923038), (18796, 1663168), (25987, 1202944), (26416, 1183408), (30784, 1015492), (31984, 977392), (32512, 961519), (37592, 831584), (51974, 601472), (52832, 591704), (61087, 511744), (61568, 507746), (63968, 488696), (73963, 422656), (75184, 415792), (103948, 300736), (105664, 295852), (122174, 255872), (123136, 253873), (127936, 244348), (147926, 211328), (150368, 207896)]