19646550

素因数分解:

$2^1\times 3^6\times 5^2\times 7^2\times {\mathrm{11}}^1$

素因数の和:55

約数の個数: 252

約数和(自身を含む): 69527916

約数和(自身を除く): 49881366

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 27, 30, 33, 35, 42, 45, 49, 50, 54, 55, 63, 66, 70, 75, 77, 81, 90, 98, 99, 105, 110, 126, 135, 147, 150, 154, 162, 165, 175, 189, 198, 210, 225, 231, 243, 245, 270, 275, 294, 297, 315, 330, 350, 378, 385, 405, 441, 450, 462, 486, 490, 495, 525, 539, 550, 567, 594, 630, 675, 693, 729, 735, 770, 810, 825, 882, 891, 945, 990, 1050, 1078, 1134, 1155, 1215, 1225, 1323, 1350, 1386, 1458, 1470, 1485, 1575, 1617, 1650, 1701, 1782, 1890, 1925, 2025, 2079, 2205, 2310, 2430, 2450, 2475, 2646, 2673, 2695, 2835, 2970, 3150, 3234, 3402, 3465, 3645, 3675, 3850, 3969, 4050, 4158, 4410, 4455, 4725, 4851, 4950, 5103, 5346, 5390, 5670, 5775, 6075, 6237, 6615, 6930, 7290, 7350, 7425, 7938, 8019, 8085, 8505, 8910, 9450, 9702, 10206, 10395, 11025, 11550, 11907, 12150, 12474, 13230, 13365, 13475, 14175, 14553, 14850, 16038, 16170, 17010, 17325, 18225, 18711, 19845, 20790, 22050, 22275, 23814, 24255, 25515, 26730, 26950, 28350, 29106, 31185, 33075, 34650, 35721, 36450, 37422, 39690, 40095, 40425, 42525, 43659, 44550, 48510, 51030, 51975, 56133, 59535, 62370, 66150, 66825, 71442, 72765, 80190, 80850, 85050, 87318, 93555, 99225, 103950, 112266, 119070, 121275, 127575, 130977, 133650, 145530, 155925, 178605, 187110, 198450, 200475, 218295, 242550, 255150, 261954, 280665, 297675, 311850, 357210, 363825, 392931, 400950, 436590, 467775, 561330, 595350, 654885, 727650, 785862, 893025, 935550, 1091475, 1309770, 1403325, 1786050, 1964655, 2182950, 2806650, 3274425, 3929310, 6548850, 9823275, 19646550]

約数ペア:

[(1, 19646550), (2, 9823275), (3, 6548850), (5, 3929310), (6, 3274425), (7, 2806650), (9, 2182950), (10, 1964655), (11, 1786050), (14, 1403325), (15, 1309770), (18, 1091475), (21, 935550), (22, 893025), (25, 785862), (27, 727650), (30, 654885), (33, 595350), (35, 561330), (42, 467775), (45, 436590), (49, 400950), (50, 392931), (54, 363825), (55, 357210), (63, 311850), (66, 297675), (70, 280665), (75, 261954), (77, 255150), (81, 242550), (90, 218295), (98, 200475), (99, 198450), (105, 187110), (110, 178605), (126, 155925), (135, 145530), (147, 133650), (150, 130977), (154, 127575), (162, 121275), (165, 119070), (175, 112266), (189, 103950), (198, 99225), (210, 93555), (225, 87318), (231, 85050), (243, 80850), (245, 80190), (270, 72765), (275, 71442), (294, 66825), (297, 66150), (315, 62370), (330, 59535), (350, 56133), (378, 51975), (385, 51030), (405, 48510), (441, 44550), (450, 43659), (462, 42525), (486, 40425), (490, 40095), (495, 39690), (525, 37422), (539, 36450), (550, 35721), (567, 34650), (594, 33075), (630, 31185), (675, 29106), (693, 28350), (729, 26950), (735, 26730), (770, 25515), (810, 24255), (825, 23814), (882, 22275), (891, 22050), (945, 20790), (990, 19845), (1050, 18711), (1078, 18225), (1134, 17325), (1155, 17010), (1215, 16170), (1225, 16038), (1323, 14850), (1350, 14553), (1386, 14175), (1458, 13475), (1470, 13365), (1485, 13230), (1575, 12474), (1617, 12150), (1650, 11907), (1701, 11550), (1782, 11025), (1890, 10395), (1925, 10206), (2025, 9702), (2079, 9450), (2205, 8910), (2310, 8505), (2430, 8085), (2450, 8019), (2475, 7938), (2646, 7425), (2673, 7350), (2695, 7290), (2835, 6930), (2970, 6615), (3150, 6237), (3234, 6075), (3402, 5775), (3465, 5670), (3645, 5390), (3675, 5346), (3850, 5103), (3969, 4950), (4050, 4851), (4158, 4725), (4410, 4455)]