196120400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:901

約数の個数: 120

約数和(自身を含む): 545232960

約数和(自身を除く): 349112560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 89, 100, 112, 140, 175, 178, 200, 280, 350, 356, 400, 445, 560, 623, 700, 712, 787, 890, 1246, 1400, 1424, 1574, 1780, 2225, 2492, 2800, 3115, 3148, 3560, 3935, 4450, 4984, 5509, 6230, 6296, 7120, 7870, 8900, 9968, 11018, 12460, 12592, 15575, 15740, 17800, 19675, 22036, 24920, 27545, 31150, 31480, 35600, 39350, 44072, 49840, 55090, 62300, 62960, 70043, 78700, 88144, 110180, 124600, 137725, 140086, 157400, 220360, 249200, 275450, 280172, 314800, 350215, 440720, 490301, 550900, 560344, 700430, 980602, 1101800, 1120688, 1400860, 1751075, 1961204, 2203600, 2451505, 2801720, 3502150, 3922408, 4903010, 5603440, 7004300, 7844816, 9806020, 12257525, 14008600, 19612040, 24515050, 28017200, 39224080, 49030100, 98060200, 196120400]

約数ペア:

[(1, 196120400), (2, 98060200), (4, 49030100), (5, 39224080), (7, 28017200), (8, 24515050), (10, 19612040), (14, 14008600), (16, 12257525), (20, 9806020), (25, 7844816), (28, 7004300), (35, 5603440), (40, 4903010), (50, 3922408), (56, 3502150), (70, 2801720), (80, 2451505), (89, 2203600), (100, 1961204), (112, 1751075), (140, 1400860), (175, 1120688), (178, 1101800), (200, 980602), (280, 700430), (350, 560344), (356, 550900), (400, 490301), (445, 440720), (560, 350215), (623, 314800), (700, 280172), (712, 275450), (787, 249200), (890, 220360), (1246, 157400), (1400, 140086), (1424, 137725), (1574, 124600), (1780, 110180), (2225, 88144), (2492, 78700), (2800, 70043), (3115, 62960), (3148, 62300), (3560, 55090), (3935, 49840), (4450, 44072), (4984, 39350), (5509, 35600), (6230, 31480), (6296, 31150), (7120, 27545), (7870, 24920), (8900, 22036), (9968, 19675), (11018, 17800), (12460, 15740), (12592, 15575)]