17991607680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54799}}^1$

素因数の和:54846

約数の個数: 256

約数和(自身を含む): 67075200000

約数和(自身を除く): 49083592320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5472, 5760, 6080, 6840, 7296, 8208, 8640, 9120, 10260, 10944, 12160, 13680, 16416, 17280, 18240, 20520, 21888, 27360, 32832, 36480, 41040, 54720, 54799, 65664, 82080, 109440, 109598, 164160, 164397, 219196, 273995, 328320, 328794, 438392, 493191, 547990, 657588, 821985, 876784, 986382, 1041181, 1095980, 1315176, 1479573, 1643970, 1753568, 1972764, 2082362, 2191960, 2465955, 2630352, 2959146, 3123543, 3287940, 3507136, 3945528, 4164724, 4383920, 4931910, 5205905, 5260704, 5918292, 6247086, 6575880, 7014272, 7397865, 7891056, 8329448, 8767840, 9370629, 9863820, 10411810, 10521408, 11836584, 12494172, 13151760, 14795730, 15617715, 15782112, 16658896, 17535680, 18741258, 19727640, 20823620, 21042816, 23673168, 24988344, 26303520, 28111887, 29591460, 31235430, 31564224, 33317792, 35071360, 37482516, 39455280, 41647240, 46853145, 47346336, 49976688, 52607040, 56223774, 59182920, 62470860, 63128448, 66635584, 74965032, 78910560, 83294480, 93706290, 94692672, 99953376, 105214080, 112447548, 118365840, 124941720, 133271168, 140559435, 149930064, 157821120, 166588960, 187412580, 189385344, 199906752, 224895096, 236731680, 249883440, 281118870, 299860128, 315642240, 333177920, 374825160, 399813504, 449790192, 473463360, 499766880, 562237740, 599720256, 666355840, 749650320, 899580384, 946926720, 999533760, 1124475480, 1199440512, 1499300640, 1799160768, 1999067520, 2248950960, 2998601280, 3598321536, 4497901920, 5997202560, 8995803840, 17991607680]

約数ペア:

[(1, 17991607680), (2, 8995803840), (3, 5997202560), (4, 4497901920), (5, 3598321536), (6, 2998601280), (8, 2248950960), (9, 1999067520), (10, 1799160768), (12, 1499300640), (15, 1199440512), (16, 1124475480), (18, 999533760), (19, 946926720), (20, 899580384), (24, 749650320), (27, 666355840), (30, 599720256), (32, 562237740), (36, 499766880), (38, 473463360), (40, 449790192), (45, 399813504), (48, 374825160), (54, 333177920), (57, 315642240), (60, 299860128), (64, 281118870), (72, 249883440), (76, 236731680), (80, 224895096), (90, 199906752), (95, 189385344), (96, 187412580), (108, 166588960), (114, 157821120), (120, 149930064), (128, 140559435), (135, 133271168), (144, 124941720), (152, 118365840), (160, 112447548), (171, 105214080), (180, 99953376), (190, 94692672), (192, 93706290), (216, 83294480), (228, 78910560), (240, 74965032), (270, 66635584), (285, 63128448), (288, 62470860), (304, 59182920), (320, 56223774), (342, 52607040), (360, 49976688), (380, 47346336), (384, 46853145), (432, 41647240), (456, 39455280), (480, 37482516), (513, 35071360), (540, 33317792), (570, 31564224), (576, 31235430), (608, 29591460), (640, 28111887), (684, 26303520), (720, 24988344), (760, 23673168), (855, 21042816), (864, 20823620), (912, 19727640), (960, 18741258), (1026, 17535680), (1080, 16658896), (1140, 15782112), (1152, 15617715), (1216, 14795730), (1368, 13151760), (1440, 12494172), (1520, 11836584), (1710, 10521408), (1728, 10411810), (1824, 9863820), (1920, 9370629), (2052, 8767840), (2160, 8329448), (2280, 7891056), (2432, 7397865), (2565, 7014272), (2736, 6575880), (2880, 6247086), (3040, 5918292), (3420, 5260704), (3456, 5205905), (3648, 4931910), (4104, 4383920), (4320, 4164724), (4560, 3945528), (5130, 3507136), (5472, 3287940), (5760, 3123543), (6080, 2959146), (6840, 2630352), (7296, 2465955), (8208, 2191960), (8640, 2082362), (9120, 1972764), (10260, 1753568), (10944, 1643970), (12160, 1479573), (13680, 1315176), (16416, 1095980), (17280, 1041181), (18240, 986382), (20520, 876784), (21888, 821985), (27360, 657588), (32832, 547990), (36480, 493191), (41040, 438392), (54720, 328794), (54799, 328320), (65664, 273995), (82080, 219196), (109440, 164397), (109598, 164160)]