71991640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6949}}^1$

素因数の和:7004

約数の個数: 64

約数和(自身を含む): 190152000

約数和(自身を除く): 118160360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 6949, 10360, 13898, 27796, 34745, 48643, 55592, 69490, 97286, 138980, 194572, 243215, 257113, 277960, 389144, 486430, 514226, 972860, 1028452, 1285565, 1799791, 1945720, 2056904, 2571130, 3599582, 5142260, 7199164, 8998955, 10284520, 14398328, 17997910, 35995820, 71991640]

約数ペア:

[(1, 71991640), (2, 35995820), (4, 17997910), (5, 14398328), (7, 10284520), (8, 8998955), (10, 7199164), (14, 5142260), (20, 3599582), (28, 2571130), (35, 2056904), (37, 1945720), (40, 1799791), (56, 1285565), (70, 1028452), (74, 972860), (140, 514226), (148, 486430), (185, 389144), (259, 277960), (280, 257113), (296, 243215), (370, 194572), (518, 138980), (740, 97286), (1036, 69490), (1295, 55592), (1480, 48643), (2072, 34745), (2590, 27796), (5180, 13898), (6949, 10360)]