209950080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2543}}^1$

素因数の和:2608

約数の個数: 128

約数和(自身を含む): 685048320

約数和(自身を除く): 475098240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2543, 2580, 2752, 3440, 4128, 5086, 5160, 5504, 6880, 7629, 8256, 10172, 10320, 12715, 13760, 15258, 16512, 20344, 20640, 25430, 27520, 30516, 38145, 40688, 41280, 50860, 61032, 76290, 81376, 82560, 101720, 109349, 122064, 152580, 162752, 203440, 218698, 244128, 305160, 325504, 328047, 406880, 437396, 488256, 546745, 610320, 656094, 813760, 874792, 976512, 1093490, 1220640, 1312188, 1627520, 1640235, 1749584, 2186980, 2441280, 2624376, 3280470, 3499168, 4373960, 4882560, 5248752, 6560940, 6998336, 8747920, 10497504, 13121880, 13996672, 17495840, 20995008, 26243760, 34991680, 41990016, 52487520, 69983360, 104975040, 209950080]

約数ペア:

[(1, 209950080), (2, 104975040), (3, 69983360), (4, 52487520), (5, 41990016), (6, 34991680), (8, 26243760), (10, 20995008), (12, 17495840), (15, 13996672), (16, 13121880), (20, 10497504), (24, 8747920), (30, 6998336), (32, 6560940), (40, 5248752), (43, 4882560), (48, 4373960), (60, 3499168), (64, 3280470), (80, 2624376), (86, 2441280), (96, 2186980), (120, 1749584), (128, 1640235), (129, 1627520), (160, 1312188), (172, 1220640), (192, 1093490), (215, 976512), (240, 874792), (258, 813760), (320, 656094), (344, 610320), (384, 546745), (430, 488256), (480, 437396), (516, 406880), (640, 328047), (645, 325504), (688, 305160), (860, 244128), (960, 218698), (1032, 203440), (1290, 162752), (1376, 152580), (1720, 122064), (1920, 109349), (2064, 101720), (2543, 82560), (2580, 81376), (2752, 76290), (3440, 61032), (4128, 50860), (5086, 41280), (5160, 40688), (5504, 38145), (6880, 30516), (7629, 27520), (8256, 25430), (10172, 20640), (10320, 20344), (12715, 16512), (13760, 15258)]