19854450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 68567040

約数和(自身を除く): 48712590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 27, 30, 33, 35, 42, 45, 50, 54, 55, 63, 66, 70, 75, 77, 90, 99, 105, 110, 126, 135, 150, 154, 165, 175, 189, 191, 198, 210, 225, 231, 270, 275, 297, 315, 330, 350, 378, 382, 385, 450, 462, 495, 525, 550, 573, 594, 630, 675, 693, 770, 825, 945, 955, 990, 1050, 1146, 1155, 1337, 1350, 1386, 1485, 1575, 1650, 1719, 1890, 1910, 1925, 2079, 2101, 2310, 2475, 2674, 2865, 2970, 3150, 3438, 3465, 3850, 4011, 4158, 4202, 4725, 4775, 4950, 5157, 5730, 5775, 6303, 6685, 6930, 7425, 8022, 8595, 9450, 9550, 10314, 10395, 10505, 11550, 12033, 12606, 13370, 14325, 14707, 14850, 17190, 17325, 18909, 20055, 20790, 21010, 24066, 25785, 28650, 29414, 31515, 33425, 34650, 36099, 37818, 40110, 42975, 44121, 51570, 51975, 52525, 56727, 60165, 63030, 66850, 72198, 73535, 85950, 88242, 94545, 100275, 103950, 105050, 113454, 120330, 128925, 132363, 147070, 157575, 180495, 189090, 200550, 220605, 257850, 264726, 283635, 300825, 315150, 360990, 367675, 397089, 441210, 472725, 567270, 601650, 661815, 735350, 794178, 902475, 945450, 1103025, 1323630, 1418175, 1804950, 1985445, 2206050, 2836350, 3309075, 3970890, 6618150, 9927225, 19854450]

約数ペア:

[(1, 19854450), (2, 9927225), (3, 6618150), (5, 3970890), (6, 3309075), (7, 2836350), (9, 2206050), (10, 1985445), (11, 1804950), (14, 1418175), (15, 1323630), (18, 1103025), (21, 945450), (22, 902475), (25, 794178), (27, 735350), (30, 661815), (33, 601650), (35, 567270), (42, 472725), (45, 441210), (50, 397089), (54, 367675), (55, 360990), (63, 315150), (66, 300825), (70, 283635), (75, 264726), (77, 257850), (90, 220605), (99, 200550), (105, 189090), (110, 180495), (126, 157575), (135, 147070), (150, 132363), (154, 128925), (165, 120330), (175, 113454), (189, 105050), (191, 103950), (198, 100275), (210, 94545), (225, 88242), (231, 85950), (270, 73535), (275, 72198), (297, 66850), (315, 63030), (330, 60165), (350, 56727), (378, 52525), (382, 51975), (385, 51570), (450, 44121), (462, 42975), (495, 40110), (525, 37818), (550, 36099), (573, 34650), (594, 33425), (630, 31515), (675, 29414), (693, 28650), (770, 25785), (825, 24066), (945, 21010), (955, 20790), (990, 20055), (1050, 18909), (1146, 17325), (1155, 17190), (1337, 14850), (1350, 14707), (1386, 14325), (1485, 13370), (1575, 12606), (1650, 12033), (1719, 11550), (1890, 10505), (1910, 10395), (1925, 10314), (2079, 9550), (2101, 9450), (2310, 8595), (2475, 8022), (2674, 7425), (2865, 6930), (2970, 6685), (3150, 6303), (3438, 5775), (3465, 5730), (3850, 5157), (4011, 4950), (4158, 4775), (4202, 4725)]