187397480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 440985600

約数和(自身を除く): 253588120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1240, 1580, 1913, 2449, 3160, 3826, 4898, 7652, 9565, 9796, 12245, 15304, 19130, 19592, 24490, 38260, 48980, 59303, 76520, 97960, 118606, 151127, 237212, 296515, 302254, 474424, 593030, 604508, 755635, 1186060, 1209016, 1511270, 2372120, 3022540, 4684937, 6045080, 9369874, 18739748, 23424685, 37479496, 46849370, 93698740, 187397480]

約数ペア:

[(1, 187397480), (2, 93698740), (4, 46849370), (5, 37479496), (8, 23424685), (10, 18739748), (20, 9369874), (31, 6045080), (40, 4684937), (62, 3022540), (79, 2372120), (124, 1511270), (155, 1209016), (158, 1186060), (248, 755635), (310, 604508), (316, 593030), (395, 474424), (620, 302254), (632, 296515), (790, 237212), (1240, 151127), (1580, 118606), (1913, 97960), (2449, 76520), (3160, 59303), (3826, 48980), (4898, 38260), (7652, 24490), (9565, 19592), (9796, 19130), (12245, 15304)]