990078780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{198811}}^1$

素因数の和:198906

約数の個数: 48

約数和(自身を含む): 2805634944

約数和(自身を除く): 1815556164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 198811, 397622, 596433, 795244, 994055, 1192866, 1988110, 2385732, 2982165, 3976220, 5964330, 11928660, 16501313, 33002626, 49503939, 66005252, 82506565, 99007878, 165013130, 198015756, 247519695, 330026260, 495039390, 990078780]

約数ペア:

[(1, 990078780), (2, 495039390), (3, 330026260), (4, 247519695), (5, 198015756), (6, 165013130), (10, 99007878), (12, 82506565), (15, 66005252), (20, 49503939), (30, 33002626), (60, 16501313), (83, 11928660), (166, 5964330), (249, 3976220), (332, 2982165), (415, 2385732), (498, 1988110), (830, 1192866), (996, 994055), (1245, 795244), (1660, 596433), (2490, 397622), (4980, 198811)]