148838720

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6551}}^1$

素因数の和:6639

約数の個数: 56

約数和(自身を含む): 359468928

約数和(自身を除く): 210630208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 6551, 11360, 13102, 22720, 26204, 32755, 52408, 65510, 104816, 131020, 209632, 262040, 419264, 465121, 524080, 930242, 1048160, 1860484, 2096320, 2325605, 3720968, 4651210, 7441936, 9302420, 14883872, 18604840, 29767744, 37209680, 74419360, 148838720]

約数ペア:

[(1, 148838720), (2, 74419360), (4, 37209680), (5, 29767744), (8, 18604840), (10, 14883872), (16, 9302420), (20, 7441936), (32, 4651210), (40, 3720968), (64, 2325605), (71, 2096320), (80, 1860484), (142, 1048160), (160, 930242), (284, 524080), (320, 465121), (355, 419264), (568, 262040), (710, 209632), (1136, 131020), (1420, 104816), (2272, 65510), (2840, 52408), (4544, 32755), (5680, 26204), (6551, 22720), (11360, 13102)]