2019079980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{4751}}^1$

素因数の和:5556

約数の個数: 96

約数和(自身を含む): 6290887680

約数和(自身を除く): 4271807700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 787, 1574, 2361, 3148, 3935, 4722, 4751, 7083, 7870, 9444, 9502, 11805, 14166, 14253, 15740, 19004, 21249, 23610, 23755, 28332, 28506, 35415, 42498, 42759, 47220, 47510, 57012, 70830, 71265, 84996, 85518, 95020, 106245, 128277, 141660, 142530, 171036, 212490, 213795, 256554, 285060, 424980, 427590, 513108, 641385, 855180, 1282770, 2565540, 3739037, 7478074, 11217111, 14956148, 18695185, 22434222, 33651333, 37390370, 44868444, 56085555, 67302666, 74780740, 100953999, 112171110, 134605332, 168256665, 201907998, 224342220, 336513330, 403815996, 504769995, 673026660, 1009539990, 2019079980]

約数ペア:

[(1, 2019079980), (2, 1009539990), (3, 673026660), (4, 504769995), (5, 403815996), (6, 336513330), (9, 224342220), (10, 201907998), (12, 168256665), (15, 134605332), (18, 112171110), (20, 100953999), (27, 74780740), (30, 67302666), (36, 56085555), (45, 44868444), (54, 37390370), (60, 33651333), (90, 22434222), (108, 18695185), (135, 14956148), (180, 11217111), (270, 7478074), (540, 3739037), (787, 2565540), (1574, 1282770), (2361, 855180), (3148, 641385), (3935, 513108), (4722, 427590), (4751, 424980), (7083, 285060), (7870, 256554), (9444, 213795), (9502, 212490), (11805, 171036), (14166, 142530), (14253, 141660), (15740, 128277), (19004, 106245), (21249, 95020), (23610, 85518), (23755, 84996), (28332, 71265), (28506, 70830), (35415, 57012), (42498, 47510), (42759, 47220)]