20109209220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1\times {\mathrm{4259}}^1$

素因数の和:5834

約数の個数: 144

約数和(自身を含む): 64643080320

約数和(自身を除く): 44533871100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 1543, 3060, 3086, 4259, 4629, 6172, 7715, 8518, 9258, 12777, 13887, 15430, 17036, 18516, 21295, 23145, 25554, 26231, 27774, 30860, 38331, 42590, 46290, 51108, 52462, 55548, 63885, 69435, 72403, 76662, 78693, 85180, 92580, 104924, 127770, 131155, 138870, 144806, 153324, 157386, 191655, 217209, 236079, 255540, 262310, 277740, 289612, 314772, 362015, 383310, 393465, 434418, 472158, 524620, 651627, 724030, 766620, 786930, 868836, 944316, 1086045, 1180395, 1303254, 1448060, 1573860, 2172090, 2360790, 2606508, 3258135, 4344180, 4721580, 6516270, 6571637, 13032540, 13143274, 19714911, 26286548, 32858185, 39429822, 59144733, 65716370, 78859644, 98574555, 111717829, 118289466, 131432740, 197149110, 223435658, 236578932, 295723665, 335153487, 394298220, 446871316, 558589145, 591447330, 670306974, 1005460461, 1117178290, 1182894660, 1340613948, 1675767435, 2010920922, 2234356580, 3351534870, 4021841844, 5027302305, 6703069740, 10054604610, 20109209220]

約数ペア:

[(1, 20109209220), (2, 10054604610), (3, 6703069740), (4, 5027302305), (5, 4021841844), (6, 3351534870), (9, 2234356580), (10, 2010920922), (12, 1675767435), (15, 1340613948), (17, 1182894660), (18, 1117178290), (20, 1005460461), (30, 670306974), (34, 591447330), (36, 558589145), (45, 446871316), (51, 394298220), (60, 335153487), (68, 295723665), (85, 236578932), (90, 223435658), (102, 197149110), (153, 131432740), (170, 118289466), (180, 111717829), (204, 98574555), (255, 78859644), (306, 65716370), (340, 59144733), (510, 39429822), (612, 32858185), (765, 26286548), (1020, 19714911), (1530, 13143274), (1543, 13032540), (3060, 6571637), (3086, 6516270), (4259, 4721580), (4629, 4344180), (6172, 3258135), (7715, 2606508), (8518, 2360790), (9258, 2172090), (12777, 1573860), (13887, 1448060), (15430, 1303254), (17036, 1180395), (18516, 1086045), (21295, 944316), (23145, 868836), (25554, 786930), (26231, 766620), (27774, 724030), (30860, 651627), (38331, 524620), (42590, 472158), (46290, 434418), (51108, 393465), (52462, 383310), (55548, 362015), (63885, 314772), (69435, 289612), (72403, 277740), (76662, 262310), (78693, 255540), (85180, 236079), (92580, 217209), (104924, 191655), (127770, 157386), (131155, 153324), (138870, 144806)]