248755320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20939}}^1$

素因数の和:20970

約数の個数: 128

約数和(自身を含む): 904608000

約数和(自身を除く): 655852680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 20939, 41878, 62817, 83756, 104695, 125634, 167512, 188451, 209390, 230329, 251268, 314085, 376902, 418780, 460658, 502536, 565353, 628170, 690987, 753804, 837560, 921316, 942255, 1130706, 1151645, 1256340, 1381974, 1507608, 1842632, 1884510, 2072961, 2261412, 2303290, 2512680, 2763948, 2826765, 3454935, 3769020, 4145922, 4522824, 4606580, 5527896, 5653530, 6218883, 6909870, 7538040, 8291844, 9213160, 10364805, 11307060, 12437766, 13819740, 16583688, 20729610, 22614120, 24875532, 27639480, 31094415, 41459220, 49751064, 62188830, 82918440, 124377660, 248755320]

約数ペア:

[(1, 248755320), (2, 124377660), (3, 82918440), (4, 62188830), (5, 49751064), (6, 41459220), (8, 31094415), (9, 27639480), (10, 24875532), (11, 22614120), (12, 20729610), (15, 16583688), (18, 13819740), (20, 12437766), (22, 11307060), (24, 10364805), (27, 9213160), (30, 8291844), (33, 7538040), (36, 6909870), (40, 6218883), (44, 5653530), (45, 5527896), (54, 4606580), (55, 4522824), (60, 4145922), (66, 3769020), (72, 3454935), (88, 2826765), (90, 2763948), (99, 2512680), (108, 2303290), (110, 2261412), (120, 2072961), (132, 1884510), (135, 1842632), (165, 1507608), (180, 1381974), (198, 1256340), (216, 1151645), (220, 1130706), (264, 942255), (270, 921316), (297, 837560), (330, 753804), (360, 690987), (396, 628170), (440, 565353), (495, 502536), (540, 460658), (594, 418780), (660, 376902), (792, 314085), (990, 251268), (1080, 230329), (1188, 209390), (1320, 188451), (1485, 167512), (1980, 125634), (2376, 104695), (2970, 83756), (3960, 62817), (5940, 41878), (11880, 20939)]