2172720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 7356672

約数和(自身を除く): 5183952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 823, 880, 1320, 1646, 2469, 2640, 3292, 4115, 4938, 6584, 8230, 9053, 9876, 12345, 13168, 16460, 18106, 19752, 24690, 27159, 32920, 36212, 39504, 45265, 49380, 54318, 65840, 72424, 90530, 98760, 108636, 135795, 144848, 181060, 197520, 217272, 271590, 362120, 434544, 543180, 724240, 1086360, 2172720]

約数ペア:

[(1, 2172720), (2, 1086360), (3, 724240), (4, 543180), (5, 434544), (6, 362120), (8, 271590), (10, 217272), (11, 197520), (12, 181060), (15, 144848), (16, 135795), (20, 108636), (22, 98760), (24, 90530), (30, 72424), (33, 65840), (40, 54318), (44, 49380), (48, 45265), (55, 39504), (60, 36212), (66, 32920), (80, 27159), (88, 24690), (110, 19752), (120, 18106), (132, 16460), (165, 13168), (176, 12345), (220, 9876), (240, 9053), (264, 8230), (330, 6584), (440, 4938), (528, 4115), (660, 3292), (823, 2640), (880, 2469), (1320, 1646)]