213520680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 742996800

約数和(自身を除く): 529476120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 139, 153, 170, 180, 204, 251, 255, 278, 306, 340, 360, 408, 417, 502, 510, 556, 612, 680, 695, 753, 765, 834, 1004, 1020, 1112, 1224, 1251, 1255, 1390, 1506, 1530, 1668, 2008, 2040, 2085, 2259, 2363, 2502, 2510, 2780, 3012, 3060, 3336, 3765, 4170, 4267, 4518, 4726, 5004, 5020, 5560, 6024, 6120, 6255, 7089, 7530, 8340, 8534, 9036, 9452, 10008, 10040, 11295, 11815, 12510, 12801, 14178, 15060, 16680, 17068, 18072, 18904, 21267, 21335, 22590, 23630, 25020, 25602, 28356, 30120, 34136, 34889, 35445, 38403, 42534, 42670, 45180, 47260, 50040, 51204, 56712, 64005, 69778, 70890, 76806, 85068, 85340, 90360, 94520, 102408, 104667, 106335, 128010, 139556, 141780, 153612, 170136, 170680, 174445, 192015, 209334, 212670, 256020, 279112, 283560, 307224, 314001, 348890, 384030, 418668, 425340, 512040, 523335, 593113, 628002, 697780, 768060, 837336, 850680, 1046670, 1186226, 1256004, 1395560, 1536120, 1570005, 1779339, 2093340, 2372452, 2512008, 2965565, 3140010, 3558678, 4186680, 4744904, 5338017, 5931130, 6280020, 7117356, 8896695, 10676034, 11862260, 12560040, 14234712, 17793390, 21352068, 23724520, 26690085, 35586780, 42704136, 53380170, 71173560, 106760340, 213520680]

約数ペア:

[(1, 213520680), (2, 106760340), (3, 71173560), (4, 53380170), (5, 42704136), (6, 35586780), (8, 26690085), (9, 23724520), (10, 21352068), (12, 17793390), (15, 14234712), (17, 12560040), (18, 11862260), (20, 10676034), (24, 8896695), (30, 7117356), (34, 6280020), (36, 5931130), (40, 5338017), (45, 4744904), (51, 4186680), (60, 3558678), (68, 3140010), (72, 2965565), (85, 2512008), (90, 2372452), (102, 2093340), (120, 1779339), (136, 1570005), (139, 1536120), (153, 1395560), (170, 1256004), (180, 1186226), (204, 1046670), (251, 850680), (255, 837336), (278, 768060), (306, 697780), (340, 628002), (360, 593113), (408, 523335), (417, 512040), (502, 425340), (510, 418668), (556, 384030), (612, 348890), (680, 314001), (695, 307224), (753, 283560), (765, 279112), (834, 256020), (1004, 212670), (1020, 209334), (1112, 192015), (1224, 174445), (1251, 170680), (1255, 170136), (1390, 153612), (1506, 141780), (1530, 139556), (1668, 128010), (2008, 106335), (2040, 104667), (2085, 102408), (2259, 94520), (2363, 90360), (2502, 85340), (2510, 85068), (2780, 76806), (3012, 70890), (3060, 69778), (3336, 64005), (3765, 56712), (4170, 51204), (4267, 50040), (4518, 47260), (4726, 45180), (5004, 42670), (5020, 42534), (5560, 38403), (6024, 35445), (6120, 34889), (6255, 34136), (7089, 30120), (7530, 28356), (8340, 25602), (8534, 25020), (9036, 23630), (9452, 22590), (10008, 21335), (10040, 21267), (11295, 18904), (11815, 18072), (12510, 17068), (12801, 16680), (14178, 15060)]