30702720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{15991}}^1$

素因数の和:16013

約数の個数: 64

約数和(自身を含む): 97871040

約数和(自身を除く): 67168320

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 15991, 31982, 47973, 63964, 79955, 95946, 127928, 159910, 191892, 239865, 255856, 319820, 383784, 479730, 511712, 639640, 767568, 959460, 1023424, 1279280, 1535136, 1918920, 2046848, 2558560, 3070272, 3837840, 5117120, 6140544, 7675680, 10234240, 15351360, 30702720]

約数ペア:

[(1, 30702720), (2, 15351360), (3, 10234240), (4, 7675680), (5, 6140544), (6, 5117120), (8, 3837840), (10, 3070272), (12, 2558560), (15, 2046848), (16, 1918920), (20, 1535136), (24, 1279280), (30, 1023424), (32, 959460), (40, 767568), (48, 639640), (60, 511712), (64, 479730), (80, 383784), (96, 319820), (120, 255856), (128, 239865), (160, 191892), (192, 159910), (240, 127928), (320, 95946), (384, 79955), (480, 63964), (640, 47973), (960, 31982), (1920, 15991)]