61790280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 200188800

約数和(自身を除く): 138398520

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, 661, 760, 779, 820, 984, 1140, 1230, 1322, 1558, 1640, 1983, 2280, 2337, 2460, 2644, 3116, 3305, 3895, 3966, 4674, 4920, 5288, 6232, 6610, 7790, 7932, 9348, 9915, 11685, 12559, 13220, 15580, 15864, 18696, 19830, 23370, 25118, 26440, 27101, 31160, 37677, 39660, 46740, 50236, 54202, 62795, 75354, 79320, 81303, 93480, 100472, 108404, 125590, 135505, 150708, 162606, 188385, 216808, 251180, 271010, 301416, 325212, 376770, 406515, 502360, 514919, 542020, 650424, 753540, 813030, 1029838, 1084040, 1507080, 1544757, 1626060, 2059676, 2574595, 3089514, 3252120, 4119352, 5149190, 6179028, 7723785, 10298380, 12358056, 15447570, 20596760, 30895140, 61790280]

約数ペア:

[(1, 61790280), (2, 30895140), (3, 20596760), (4, 15447570), (5, 12358056), (6, 10298380), (8, 7723785), (10, 6179028), (12, 5149190), (15, 4119352), (19, 3252120), (20, 3089514), (24, 2574595), (30, 2059676), (38, 1626060), (40, 1544757), (41, 1507080), (57, 1084040), (60, 1029838), (76, 813030), (82, 753540), (95, 650424), (114, 542020), (120, 514919), (123, 502360), (152, 406515), (164, 376770), (190, 325212), (205, 301416), (228, 271010), (246, 251180), (285, 216808), (328, 188385), (380, 162606), (410, 150708), (456, 135505), (492, 125590), (570, 108404), (615, 100472), (661, 93480), (760, 81303), (779, 79320), (820, 75354), (984, 62795), (1140, 54202), (1230, 50236), (1322, 46740), (1558, 39660), (1640, 37677), (1983, 31160), (2280, 27101), (2337, 26440), (2460, 25118), (2644, 23370), (3116, 19830), (3305, 18696), (3895, 15864), (3966, 15580), (4674, 13220), (4920, 12559), (5288, 11685), (6232, 9915), (6610, 9348), (7790, 7932)]