664939728

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^2\times {\mathrm{3373}}^1$

素因数の和:3461

約数の個数: 90

約数和(自身を含む): 1913128854

約数和(自身を除く): 1248189126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1369, 1776, 2664, 2738, 3373, 4107, 5328, 5476, 6746, 8214, 10119, 10952, 12321, 13492, 16428, 20238, 21904, 24642, 26984, 30357, 32856, 40476, 49284, 53968, 60714, 65712, 80952, 98568, 121428, 124801, 161904, 197136, 242856, 249602, 374403, 485712, 499204, 748806, 998408, 1123209, 1497612, 1996816, 2246418, 2995224, 4492836, 4617637, 5990448, 8985672, 9235274, 13852911, 17971344, 18470548, 27705822, 36941096, 41558733, 55411644, 73882192, 83117466, 110823288, 166234932, 221646576, 332469864, 664939728]

約数ペア:

[(1, 664939728), (2, 332469864), (3, 221646576), (4, 166234932), (6, 110823288), (8, 83117466), (9, 73882192), (12, 55411644), (16, 41558733), (18, 36941096), (24, 27705822), (36, 18470548), (37, 17971344), (48, 13852911), (72, 9235274), (74, 8985672), (111, 5990448), (144, 4617637), (148, 4492836), (222, 2995224), (296, 2246418), (333, 1996816), (444, 1497612), (592, 1123209), (666, 998408), (888, 748806), (1332, 499204), (1369, 485712), (1776, 374403), (2664, 249602), (2738, 242856), (3373, 197136), (4107, 161904), (5328, 124801), (5476, 121428), (6746, 98568), (8214, 80952), (10119, 65712), (10952, 60714), (12321, 53968), (13492, 49284), (16428, 40476), (20238, 32856), (21904, 30357), (24642, 26984)]