121843840

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3201

約数の個数: 64

約数和(自身を含む): 296152920

約数和(自身を除く): 174309080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3121, 3904, 4880, 6242, 7808, 9760, 12484, 15605, 19520, 24968, 31210, 39040, 49936, 62420, 99872, 124840, 190381, 199744, 249680, 380762, 399488, 499360, 761524, 951905, 998720, 1523048, 1903810, 1997440, 3046096, 3807620, 6092192, 7615240, 12184384, 15230480, 24368768, 30460960, 60921920, 121843840]

約数ペア:

[(1, 121843840), (2, 60921920), (4, 30460960), (5, 24368768), (8, 15230480), (10, 12184384), (16, 7615240), (20, 6092192), (32, 3807620), (40, 3046096), (61, 1997440), (64, 1903810), (80, 1523048), (122, 998720), (128, 951905), (160, 761524), (244, 499360), (305, 399488), (320, 380762), (488, 249680), (610, 199744), (640, 190381), (976, 124840), (1220, 99872), (1952, 62420), (2440, 49936), (3121, 39040), (3904, 31210), (4880, 24968), (6242, 19520), (7808, 15605), (9760, 12484)]