202010280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2235

約数の個数: 128

約数和(自身を含む): 653788800

約数和(自身を除く): 451778520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2161, 2280, 2337, 2460, 3116, 3895, 4322, 4674, 4920, 6232, 6483, 7790, 8644, 9348, 10805, 11685, 12966, 15580, 17288, 18696, 21610, 23370, 25932, 31160, 32415, 41059, 43220, 46740, 51864, 64830, 82118, 86440, 88601, 93480, 123177, 129660, 164236, 177202, 205295, 246354, 259320, 265803, 328472, 354404, 410590, 443005, 492708, 531606, 615885, 708808, 821180, 886010, 985416, 1063212, 1231770, 1329015, 1642360, 1683419, 1772020, 2126424, 2463540, 2658030, 3366838, 3544040, 4927080, 5050257, 5316060, 6733676, 8417095, 10100514, 10632120, 13467352, 16834190, 20201028, 25251285, 33668380, 40402056, 50502570, 67336760, 101005140, 202010280]

約数ペア:

[(1, 202010280), (2, 101005140), (3, 67336760), (4, 50502570), (5, 40402056), (6, 33668380), (8, 25251285), (10, 20201028), (12, 16834190), (15, 13467352), (19, 10632120), (20, 10100514), (24, 8417095), (30, 6733676), (38, 5316060), (40, 5050257), (41, 4927080), (57, 3544040), (60, 3366838), (76, 2658030), (82, 2463540), (95, 2126424), (114, 1772020), (120, 1683419), (123, 1642360), (152, 1329015), (164, 1231770), (190, 1063212), (205, 985416), (228, 886010), (246, 821180), (285, 708808), (328, 615885), (380, 531606), (410, 492708), (456, 443005), (492, 410590), (570, 354404), (615, 328472), (760, 265803), (779, 259320), (820, 246354), (984, 205295), (1140, 177202), (1230, 164236), (1558, 129660), (1640, 123177), (2161, 93480), (2280, 88601), (2337, 86440), (2460, 82118), (3116, 64830), (3895, 51864), (4322, 46740), (4674, 43220), (4920, 41059), (6232, 32415), (6483, 31160), (7790, 25932), (8644, 23370), (9348, 21610), (10805, 18696), (11685, 17288), (12966, 15580)]