320927040

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{15919}}^1$

素因数の和:15949

約数の個数: 168

約数和(自身を含む): 1261628160

約数和(自身を除く): 940701120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 15919, 20160, 31838, 47757, 63676, 79595, 95514, 111433, 127352, 143271, 159190, 191028, 222866, 238785, 254704, 286542, 318380, 334299, 382056, 445732, 477570, 509408, 557165, 573084, 636760, 668598, 716355, 764112, 891464, 955140, 1002897, 1018816, 1114330, 1146168, 1273520, 1337196, 1432710, 1528224, 1671495, 1782928, 1910280, 2005794, 2228660, 2292336, 2547040, 2674392, 2865420, 3056448, 3342990, 3565856, 3820560, 4011588, 4457320, 4584672, 5014485, 5094080, 5348784, 5730840, 6685980, 7131712, 7641120, 8023176, 8914640, 9169344, 10028970, 10697568, 11461680, 13371960, 15282240, 16046352, 17829280, 20057940, 21395136, 22923360, 26743920, 32092704, 35658560, 40115880, 45846720, 53487840, 64185408, 80231760, 106975680, 160463520, 320927040]

約数ペア:

[(1, 320927040), (2, 160463520), (3, 106975680), (4, 80231760), (5, 64185408), (6, 53487840), (7, 45846720), (8, 40115880), (9, 35658560), (10, 32092704), (12, 26743920), (14, 22923360), (15, 21395136), (16, 20057940), (18, 17829280), (20, 16046352), (21, 15282240), (24, 13371960), (28, 11461680), (30, 10697568), (32, 10028970), (35, 9169344), (36, 8914640), (40, 8023176), (42, 7641120), (45, 7131712), (48, 6685980), (56, 5730840), (60, 5348784), (63, 5094080), (64, 5014485), (70, 4584672), (72, 4457320), (80, 4011588), (84, 3820560), (90, 3565856), (96, 3342990), (105, 3056448), (112, 2865420), (120, 2674392), (126, 2547040), (140, 2292336), (144, 2228660), (160, 2005794), (168, 1910280), (180, 1782928), (192, 1671495), (210, 1528224), (224, 1432710), (240, 1337196), (252, 1273520), (280, 1146168), (288, 1114330), (315, 1018816), (320, 1002897), (336, 955140), (360, 891464), (420, 764112), (448, 716355), (480, 668598), (504, 636760), (560, 573084), (576, 557165), (630, 509408), (672, 477570), (720, 445732), (840, 382056), (960, 334299), (1008, 318380), (1120, 286542), (1260, 254704), (1344, 238785), (1440, 222866), (1680, 191028), (2016, 159190), (2240, 143271), (2520, 127352), (2880, 111433), (3360, 95514), (4032, 79595), (5040, 63676), (6720, 47757), (10080, 31838), (15919, 20160)]