320250240

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 256

約数和(自身を含む): 1163289600

約数和(自身を除く): 843039360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 128, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 384, 387, 430, 431, 432, 480, 516, 540, 576, 640, 645, 688, 720, 774, 860, 862, 864, 960, 1032, 1080, 1152, 1161, 1290, 1293, 1376, 1440, 1548, 1720, 1724, 1728, 1920, 1935, 2064, 2155, 2160, 2322, 2580, 2586, 2752, 2880, 3096, 3440, 3448, 3456, 3870, 3879, 4128, 4310, 4320, 4644, 5160, 5172, 5504, 5760, 5805, 6192, 6465, 6880, 6896, 7740, 7758, 8256, 8620, 8640, 9288, 10320, 10344, 11610, 11637, 12384, 12930, 13760, 13792, 15480, 15516, 16512, 17240, 17280, 18533, 18576, 19395, 20640, 20688, 23220, 23274, 24768, 25860, 27520, 27584, 30960, 31032, 34480, 37066, 37152, 38790, 41280, 41376, 46440, 46548, 49536, 51720, 55168, 55599, 58185, 61920, 62064, 68960, 74132, 74304, 77580, 82560, 82752, 92665, 92880, 93096, 103440, 111198, 116370, 123840, 124128, 137920, 148264, 148608, 155160, 165504, 166797, 185330, 185760, 186192, 206880, 222396, 232740, 247680, 248256, 275840, 277995, 296528, 310320, 333594, 370660, 371520, 372384, 413760, 444792, 465480, 496512, 500391, 555990, 593056, 620640, 667188, 741320, 743040, 744768, 827520, 833985, 889584, 930960, 1000782, 1111980, 1186112, 1241280, 1334376, 1482640, 1489536, 1667970, 1779168, 1861920, 2001564, 2223960, 2372224, 2482560, 2501955, 2668752, 2965280, 3335940, 3558336, 3723840, 4003128, 4447920, 5003910, 5337504, 5930560, 6671880, 7116672, 7447680, 8006256, 8895840, 10007820, 10675008, 11861120, 13343760, 16012512, 17791680, 20015640, 21350016, 26687520, 32025024, 35583360, 40031280, 53375040, 64050048, 80062560, 106750080, 160125120, 320250240]

約数ペア:

[(1, 320250240), (2, 160125120), (3, 106750080), (4, 80062560), (5, 64050048), (6, 53375040), (8, 40031280), (9, 35583360), (10, 32025024), (12, 26687520), (15, 21350016), (16, 20015640), (18, 17791680), (20, 16012512), (24, 13343760), (27, 11861120), (30, 10675008), (32, 10007820), (36, 8895840), (40, 8006256), (43, 7447680), (45, 7116672), (48, 6671880), (54, 5930560), (60, 5337504), (64, 5003910), (72, 4447920), (80, 4003128), (86, 3723840), (90, 3558336), (96, 3335940), (108, 2965280), (120, 2668752), (128, 2501955), (129, 2482560), (135, 2372224), (144, 2223960), (160, 2001564), (172, 1861920), (180, 1779168), (192, 1667970), (215, 1489536), (216, 1482640), (240, 1334376), (258, 1241280), (270, 1186112), (288, 1111980), (320, 1000782), (344, 930960), (360, 889584), (384, 833985), (387, 827520), (430, 744768), (431, 743040), (432, 741320), (480, 667188), (516, 620640), (540, 593056), (576, 555990), (640, 500391), (645, 496512), (688, 465480), (720, 444792), (774, 413760), (860, 372384), (862, 371520), (864, 370660), (960, 333594), (1032, 310320), (1080, 296528), (1152, 277995), (1161, 275840), (1290, 248256), (1293, 247680), (1376, 232740), (1440, 222396), (1548, 206880), (1720, 186192), (1724, 185760), (1728, 185330), (1920, 166797), (1935, 165504), (2064, 155160), (2155, 148608), (2160, 148264), (2322, 137920), (2580, 124128), (2586, 123840), (2752, 116370), (2880, 111198), (3096, 103440), (3440, 93096), (3448, 92880), (3456, 92665), (3870, 82752), (3879, 82560), (4128, 77580), (4310, 74304), (4320, 74132), (4644, 68960), (5160, 62064), (5172, 61920), (5504, 58185), (5760, 55599), (5805, 55168), (6192, 51720), (6465, 49536), (6880, 46548), (6896, 46440), (7740, 41376), (7758, 41280), (8256, 38790), (8620, 37152), (8640, 37066), (9288, 34480), (10320, 31032), (10344, 30960), (11610, 27584), (11637, 27520), (12384, 25860), (12930, 24768), (13760, 23274), (13792, 23220), (15480, 20688), (15516, 20640), (16512, 19395), (17240, 18576), (17280, 18533)]