20174907900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{48767}}^1$

素因数の和:48988

約数の個数: 144

約数和(自身を含む): 67051708416

約数和(自身を除く): 46876800516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 197, 210, 300, 350, 394, 420, 525, 591, 700, 788, 985, 1050, 1182, 1379, 1970, 2100, 2364, 2758, 2955, 3940, 4137, 4925, 5516, 5910, 6895, 8274, 9850, 11820, 13790, 14775, 16548, 19700, 20685, 27580, 29550, 34475, 41370, 48767, 59100, 68950, 82740, 97534, 103425, 137900, 146301, 195068, 206850, 243835, 292602, 341369, 413700, 487670, 585204, 682738, 731505, 975340, 1024107, 1219175, 1365476, 1463010, 1706845, 2048214, 2438350, 2926020, 3413690, 3657525, 4096428, 4876700, 5120535, 6827380, 7315050, 8534225, 9607099, 10241070, 14630100, 17068450, 19214198, 20482140, 25602675, 28821297, 34136900, 38428396, 48035495, 51205350, 57642594, 67249693, 96070990, 102410700, 115285188, 134499386, 144106485, 192141980, 201749079, 240177475, 268998772, 288212970, 336248465, 403498158, 480354950, 576425940, 672496930, 720532425, 806996316, 960709900, 1008745395, 1344993860, 1441064850, 1681242325, 2017490790, 2882129700, 3362484650, 4034981580, 5043726975, 6724969300, 10087453950, 20174907900]

約数ペア:

[(1, 20174907900), (2, 10087453950), (3, 6724969300), (4, 5043726975), (5, 4034981580), (6, 3362484650), (7, 2882129700), (10, 2017490790), (12, 1681242325), (14, 1441064850), (15, 1344993860), (20, 1008745395), (21, 960709900), (25, 806996316), (28, 720532425), (30, 672496930), (35, 576425940), (42, 480354950), (50, 403498158), (60, 336248465), (70, 288212970), (75, 268998772), (84, 240177475), (100, 201749079), (105, 192141980), (140, 144106485), (150, 134499386), (175, 115285188), (197, 102410700), (210, 96070990), (300, 67249693), (350, 57642594), (394, 51205350), (420, 48035495), (525, 38428396), (591, 34136900), (700, 28821297), (788, 25602675), (985, 20482140), (1050, 19214198), (1182, 17068450), (1379, 14630100), (1970, 10241070), (2100, 9607099), (2364, 8534225), (2758, 7315050), (2955, 6827380), (3940, 5120535), (4137, 4876700), (4925, 4096428), (5516, 3657525), (5910, 3413690), (6895, 2926020), (8274, 2438350), (9850, 2048214), (11820, 1706845), (13790, 1463010), (14775, 1365476), (16548, 1219175), (19700, 1024107), (20685, 975340), (27580, 731505), (29550, 682738), (34475, 585204), (41370, 487670), (48767, 413700), (59100, 341369), (68950, 292602), (82740, 243835), (97534, 206850), (103425, 195068), (137900, 146301)]