128838720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{134207}}^1$

素因数の和:134227

約数の個数: 56

約数和(自身を含む): 409065984

約数和(自身を除く): 280227264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 134207, 268414, 402621, 536828, 671035, 805242, 1073656, 1342070, 1610484, 2013105, 2147312, 2684140, 3220968, 4026210, 4294624, 5368280, 6441936, 8052420, 8589248, 10736560, 12883872, 16104840, 21473120, 25767744, 32209680, 42946240, 64419360, 128838720]

約数ペア:

[(1, 128838720), (2, 64419360), (3, 42946240), (4, 32209680), (5, 25767744), (6, 21473120), (8, 16104840), (10, 12883872), (12, 10736560), (15, 8589248), (16, 8052420), (20, 6441936), (24, 5368280), (30, 4294624), (32, 4026210), (40, 3220968), (48, 2684140), (60, 2147312), (64, 2013105), (80, 1610484), (96, 1342070), (120, 1073656), (160, 805242), (192, 671035), (240, 536828), (320, 402621), (480, 268414), (960, 134207)]