198176640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103217}}^1$

素因数の和:103239

約数の個数: 64

約数和(自身を含む): 631694160

約数和(自身を除く): 433517520

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, 103217, 206434, 309651, 412868, 516085, 619302, 825736, 1032170, 1238604, 1548255, 1651472, 2064340, 2477208, 3096510, 3302944, 4128680, 4954416, 6193020, 6605888, 8257360, 9908832, 12386040, 13211776, 16514720, 19817664, 24772080, 33029440, 39635328, 49544160, 66058880, 99088320, 198176640]

約数ペア:

[(1, 198176640), (2, 99088320), (3, 66058880), (4, 49544160), (5, 39635328), (6, 33029440), (8, 24772080), (10, 19817664), (12, 16514720), (15, 13211776), (16, 12386040), (20, 9908832), (24, 8257360), (30, 6605888), (32, 6193020), (40, 4954416), (48, 4128680), (60, 3302944), (64, 3096510), (80, 2477208), (96, 2064340), (120, 1651472), (128, 1548255), (160, 1238604), (192, 1032170), (240, 825736), (320, 619302), (384, 516085), (480, 412868), (640, 309651), (960, 206434), (1920, 103217)]