51397920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{5099}}^1$

素因数の和:5127

約数の個数: 144

約数和(自身を含む): 200491200

約数和(自身を除く): 149093280

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 5099, 10080, 10198, 15297, 20396, 25495, 30594, 35693, 40792, 45891, 50990, 61188, 71386, 76485, 81584, 91782, 101980, 107079, 122376, 142772, 152970, 163168, 178465, 183564, 203960, 214158, 229455, 244752, 285544, 305940, 321237, 356930, 367128, 407920, 428316, 458910, 489504, 535395, 571088, 611880, 642474, 713860, 734256, 815840, 856632, 917820, 1070790, 1142176, 1223760, 1284948, 1427720, 1468512, 1606185, 1713264, 1835640, 2141580, 2447520, 2569896, 2855440, 3212370, 3426528, 3671280, 4283160, 5139792, 5710880, 6424740, 7342560, 8566320, 10279584, 12849480, 17132640, 25698960, 51397920]

約数ペア:

[(1, 51397920), (2, 25698960), (3, 17132640), (4, 12849480), (5, 10279584), (6, 8566320), (7, 7342560), (8, 6424740), (9, 5710880), (10, 5139792), (12, 4283160), (14, 3671280), (15, 3426528), (16, 3212370), (18, 2855440), (20, 2569896), (21, 2447520), (24, 2141580), (28, 1835640), (30, 1713264), (32, 1606185), (35, 1468512), (36, 1427720), (40, 1284948), (42, 1223760), (45, 1142176), (48, 1070790), (56, 917820), (60, 856632), (63, 815840), (70, 734256), (72, 713860), (80, 642474), (84, 611880), (90, 571088), (96, 535395), (105, 489504), (112, 458910), (120, 428316), (126, 407920), (140, 367128), (144, 356930), (160, 321237), (168, 305940), (180, 285544), (210, 244752), (224, 229455), (240, 214158), (252, 203960), (280, 183564), (288, 178465), (315, 163168), (336, 152970), (360, 142772), (420, 122376), (480, 107079), (504, 101980), (560, 91782), (630, 81584), (672, 76485), (720, 71386), (840, 61188), (1008, 50990), (1120, 45891), (1260, 40792), (1440, 35693), (1680, 30594), (2016, 25495), (2520, 20396), (3360, 15297), (5040, 10198), (5099, 10080)]