491722560

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{24391}}^1$

素因数の和:24421

約数の個数: 168

約数和(自身を含む): 1933017216

約数和(自身を除く): 1441294656

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, 20160, 24391, 48782, 73173, 97564, 121955, 146346, 170737, 195128, 219519, 243910, 292692, 341474, 365865, 390256, 439038, 487820, 512211, 585384, 682948, 731730, 780512, 853685, 878076, 975640, 1024422, 1097595, 1170768, 1365896, 1463460, 1536633, 1561024, 1707370, 1756152, 1951280, 2048844, 2195190, 2341536, 2561055, 2731792, 2926920, 3073266, 3414740, 3512304, 3902560, 4097688, 4390380, 4683072, 5122110, 5463584, 5853840, 6146532, 6829480, 7024608, 7683165, 7805120, 8195376, 8780760, 10244220, 10927168, 11707680, 12293064, 13658960, 14049216, 15366330, 16390752, 17561520, 20488440, 23415360, 24586128, 27317920, 30732660, 32781504, 35123040, 40976880, 49172256, 54635840, 61465320, 70246080, 81953760, 98344512, 122930640, 163907520, 245861280, 491722560]

約数ペア:

[(1, 491722560), (2, 245861280), (3, 163907520), (4, 122930640), (5, 98344512), (6, 81953760), (7, 70246080), (8, 61465320), (9, 54635840), (10, 49172256), (12, 40976880), (14, 35123040), (15, 32781504), (16, 30732660), (18, 27317920), (20, 24586128), (21, 23415360), (24, 20488440), (28, 17561520), (30, 16390752), (32, 15366330), (35, 14049216), (36, 13658960), (40, 12293064), (42, 11707680), (45, 10927168), (48, 10244220), (56, 8780760), (60, 8195376), (63, 7805120), (64, 7683165), (70, 7024608), (72, 6829480), (80, 6146532), (84, 5853840), (90, 5463584), (96, 5122110), (105, 4683072), (112, 4390380), (120, 4097688), (126, 3902560), (140, 3512304), (144, 3414740), (160, 3073266), (168, 2926920), (180, 2731792), (192, 2561055), (210, 2341536), (224, 2195190), (240, 2048844), (252, 1951280), (280, 1756152), (288, 1707370), (315, 1561024), (320, 1536633), (336, 1463460), (360, 1365896), (420, 1170768), (448, 1097595), (480, 1024422), (504, 975640), (560, 878076), (576, 853685), (630, 780512), (672, 731730), (720, 682948), (840, 585384), (960, 512211), (1008, 487820), (1120, 439038), (1260, 390256), (1344, 365865), (1440, 341474), (1680, 292692), (2016, 243910), (2240, 219519), (2520, 195128), (2880, 170737), (3360, 146346), (4032, 121955), (5040, 97564), (6720, 73173), (10080, 48782), (20160, 24391)]