179132080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 426535200

約数和(自身を除く): 247403120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 139, 178, 181, 278, 356, 362, 445, 556, 695, 712, 724, 890, 905, 1112, 1390, 1424, 1448, 1780, 1810, 2224, 2780, 2896, 3560, 3620, 5560, 7120, 7240, 11120, 12371, 14480, 16109, 24742, 25159, 32218, 49484, 50318, 61855, 64436, 80545, 98968, 100636, 123710, 125795, 128872, 161090, 197936, 201272, 247420, 251590, 257744, 322180, 402544, 494840, 503180, 644360, 989680, 1006360, 1288720, 2012720, 2239151, 4478302, 8956604, 11195755, 17913208, 22391510, 35826416, 44783020, 89566040, 179132080]

約数ペア:

[(1, 179132080), (2, 89566040), (4, 44783020), (5, 35826416), (8, 22391510), (10, 17913208), (16, 11195755), (20, 8956604), (40, 4478302), (80, 2239151), (89, 2012720), (139, 1288720), (178, 1006360), (181, 989680), (278, 644360), (356, 503180), (362, 494840), (445, 402544), (556, 322180), (695, 257744), (712, 251590), (724, 247420), (890, 201272), (905, 197936), (1112, 161090), (1390, 128872), (1424, 125795), (1448, 123710), (1780, 100636), (1810, 98968), (2224, 80545), (2780, 64436), (2896, 61855), (3560, 50318), (3620, 49484), (5560, 32218), (7120, 25159), (7240, 24742), (11120, 16109), (12371, 14480)]