1816110720

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 320

約数和(自身を含む): 6618027240

約数和(自身を除く): 4801916520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 81, 90, 96, 106, 108, 120, 128, 135, 144, 159, 160, 162, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 324, 360, 384, 405, 424, 432, 477, 480, 530, 540, 576, 636, 640, 648, 661, 720, 795, 810, 848, 864, 954, 960, 1060, 1080, 1152, 1272, 1296, 1322, 1431, 1440, 1590, 1620, 1696, 1728, 1908, 1920, 1983, 2120, 2160, 2385, 2544, 2592, 2644, 2862, 2880, 3180, 3240, 3305, 3392, 3456, 3816, 3966, 4240, 4293, 4320, 4770, 5088, 5184, 5288, 5724, 5760, 5949, 6360, 6480, 6610, 6784, 7155, 7632, 7932, 8480, 8586, 8640, 9540, 9915, 10176, 10368, 10576, 11448, 11898, 12720, 12960, 13220, 14310, 15264, 15864, 16960, 17172, 17280, 17847, 19080, 19830, 20352, 21152, 21465, 22896, 23796, 25440, 25920, 26440, 28620, 29745, 30528, 31728, 33920, 34344, 35033, 35694, 38160, 39660, 42304, 42930, 45792, 47592, 50880, 51840, 52880, 53541, 57240, 59490, 61056, 63456, 68688, 70066, 71388, 76320, 79320, 84608, 85860, 89235, 91584, 95184, 101760, 105099, 105760, 107082, 114480, 118980, 126912, 137376, 140132, 142776, 152640, 158640, 171720, 175165, 178470, 183168, 190368, 210198, 211520, 214164, 228960, 237960, 253824, 267705, 274752, 280264, 285552, 305280, 315297, 317280, 343440, 350330, 356940, 380736, 420396, 423040, 428328, 457920, 475920, 525495, 535410, 549504, 560528, 571104, 630594, 634560, 686880, 700660, 713880, 761472, 840792, 856656, 915840, 945891, 951840, 1050990, 1070820, 1121056, 1142208, 1261188, 1269120, 1373760, 1401320, 1427760, 1576485, 1681584, 1713312, 1891782, 1903680, 2101980, 2141640, 2242112, 2284416, 2522376, 2747520, 2802640, 2837673, 2855520, 3152970, 3363168, 3426624, 3783564, 3807360, 4203960, 4283280, 4484224, 4729455, 5044752, 5605280, 5675346, 5711040, 6305940, 6726336, 6853248, 7567128, 8407920, 8566560, 9458910, 10089504, 11210560, 11350692, 11422080, 12611880, 13452672, 14188365, 15134256, 16815840, 17133120, 18917820, 20179008, 22421120, 22701384, 25223760, 28376730, 30268512, 33631680, 34266240, 37835640, 40358016, 45402768, 50447520, 56753460, 60537024, 67263360, 75671280, 90805536, 100895040, 113506920, 121074048, 151342560, 181611072, 201790080, 227013840, 302685120, 363222144, 454027680, 605370240, 908055360, 1816110720]

約数ペア:

[(1, 1816110720), (2, 908055360), (3, 605370240), (4, 454027680), (5, 363222144), (6, 302685120), (8, 227013840), (9, 201790080), (10, 181611072), (12, 151342560), (15, 121074048), (16, 113506920), (18, 100895040), (20, 90805536), (24, 75671280), (27, 67263360), (30, 60537024), (32, 56753460), (36, 50447520), (40, 45402768), (45, 40358016), (48, 37835640), (53, 34266240), (54, 33631680), (60, 30268512), (64, 28376730), (72, 25223760), (80, 22701384), (81, 22421120), (90, 20179008), (96, 18917820), (106, 17133120), (108, 16815840), (120, 15134256), (128, 14188365), (135, 13452672), (144, 12611880), (159, 11422080), (160, 11350692), (162, 11210560), (180, 10089504), (192, 9458910), (212, 8566560), (216, 8407920), (240, 7567128), (265, 6853248), (270, 6726336), (288, 6305940), (318, 5711040), (320, 5675346), (324, 5605280), (360, 5044752), (384, 4729455), (405, 4484224), (424, 4283280), (432, 4203960), (477, 3807360), (480, 3783564), (530, 3426624), (540, 3363168), (576, 3152970), (636, 2855520), (640, 2837673), (648, 2802640), (661, 2747520), (720, 2522376), (795, 2284416), (810, 2242112), (848, 2141640), (864, 2101980), (954, 1903680), (960, 1891782), (1060, 1713312), (1080, 1681584), (1152, 1576485), (1272, 1427760), (1296, 1401320), (1322, 1373760), (1431, 1269120), (1440, 1261188), (1590, 1142208), (1620, 1121056), (1696, 1070820), (1728, 1050990), (1908, 951840), (1920, 945891), (1983, 915840), (2120, 856656), (2160, 840792), (2385, 761472), (2544, 713880), (2592, 700660), (2644, 686880), (2862, 634560), (2880, 630594), (3180, 571104), (3240, 560528), (3305, 549504), (3392, 535410), (3456, 525495), (3816, 475920), (3966, 457920), (4240, 428328), (4293, 423040), (4320, 420396), (4770, 380736), (5088, 356940), (5184, 350330), (5288, 343440), (5724, 317280), (5760, 315297), (5949, 305280), (6360, 285552), (6480, 280264), (6610, 274752), (6784, 267705), (7155, 253824), (7632, 237960), (7932, 228960), (8480, 214164), (8586, 211520), (8640, 210198), (9540, 190368), (9915, 183168), (10176, 178470), (10368, 175165), (10576, 171720), (11448, 158640), (11898, 152640), (12720, 142776), (12960, 140132), (13220, 137376), (14310, 126912), (15264, 118980), (15864, 114480), (16960, 107082), (17172, 105760), (17280, 105099), (17847, 101760), (19080, 95184), (19830, 91584), (20352, 89235), (21152, 85860), (21465, 84608), (22896, 79320), (23796, 76320), (25440, 71388), (25920, 70066), (26440, 68688), (28620, 63456), (29745, 61056), (30528, 59490), (31728, 57240), (33920, 53541), (34344, 52880), (35033, 51840), (35694, 50880), (38160, 47592), (39660, 45792), (42304, 42930)]