139231680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20719}}^1$

素因数の和:20746

約数の個数: 112

約数和(自身を含む): 505236480

約数和(自身を除く): 366004800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20719, 41438, 62157, 82876, 103595, 124314, 145033, 165752, 207190, 248628, 290066, 310785, 331504, 414380, 435099, 497256, 580132, 621570, 663008, 725165, 828760, 870198, 994512, 1160264, 1243140, 1326016, 1450330, 1657520, 1740396, 1989024, 2175495, 2320528, 2486280, 2900660, 3315040, 3480792, 3978048, 4350990, 4641056, 4972560, 5801320, 6630080, 6961584, 8701980, 9282112, 9945120, 11602640, 13923168, 17403960, 19890240, 23205280, 27846336, 34807920, 46410560, 69615840, 139231680]

約数ペア:

[(1, 139231680), (2, 69615840), (3, 46410560), (4, 34807920), (5, 27846336), (6, 23205280), (7, 19890240), (8, 17403960), (10, 13923168), (12, 11602640), (14, 9945120), (15, 9282112), (16, 8701980), (20, 6961584), (21, 6630080), (24, 5801320), (28, 4972560), (30, 4641056), (32, 4350990), (35, 3978048), (40, 3480792), (42, 3315040), (48, 2900660), (56, 2486280), (60, 2320528), (64, 2175495), (70, 1989024), (80, 1740396), (84, 1657520), (96, 1450330), (105, 1326016), (112, 1243140), (120, 1160264), (140, 994512), (160, 870198), (168, 828760), (192, 725165), (210, 663008), (224, 621570), (240, 580132), (280, 497256), (320, 435099), (336, 414380), (420, 331504), (448, 310785), (480, 290066), (560, 248628), (672, 207190), (840, 165752), (960, 145033), (1120, 124314), (1344, 103595), (1680, 82876), (2240, 62157), (3360, 41438), (6720, 20719)]