1985364180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1433}}^1$

素因数の和:1670

約数の個数: 144

約数和(自身を含む): 6201074880

約数和(自身を除く): 4215710700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 179, 180, 215, 258, 358, 387, 430, 516, 537, 645, 716, 774, 860, 895, 1074, 1290, 1433, 1548, 1611, 1790, 1935, 2148, 2580, 2685, 2866, 3222, 3580, 3870, 4299, 5370, 5732, 6444, 7165, 7697, 7740, 8055, 8598, 10740, 12897, 14330, 15394, 16110, 17196, 21495, 23091, 25794, 28660, 30788, 32220, 38485, 42990, 46182, 51588, 61619, 64485, 69273, 76970, 85980, 92364, 115455, 123238, 128970, 138546, 153940, 184857, 230910, 246476, 256507, 257940, 277092, 308095, 346365, 369714, 461820, 513014, 554571, 616190, 692730, 739428, 769521, 924285, 1026028, 1109142, 1232380, 1282535, 1385460, 1539042, 1848570, 2218284, 2308563, 2565070, 2772855, 3078084, 3697140, 3847605, 4617126, 5130140, 5545710, 7695210, 9234252, 11029801, 11091420, 11542815, 15390420, 22059602, 23085630, 33089403, 44119204, 46171260, 55149005, 66178806, 99268209, 110298010, 132357612, 165447015, 198536418, 220596020, 330894030, 397072836, 496341045, 661788060, 992682090, 1985364180]

約数ペア:

[(1, 1985364180), (2, 992682090), (3, 661788060), (4, 496341045), (5, 397072836), (6, 330894030), (9, 220596020), (10, 198536418), (12, 165447015), (15, 132357612), (18, 110298010), (20, 99268209), (30, 66178806), (36, 55149005), (43, 46171260), (45, 44119204), (60, 33089403), (86, 23085630), (90, 22059602), (129, 15390420), (172, 11542815), (179, 11091420), (180, 11029801), (215, 9234252), (258, 7695210), (358, 5545710), (387, 5130140), (430, 4617126), (516, 3847605), (537, 3697140), (645, 3078084), (716, 2772855), (774, 2565070), (860, 2308563), (895, 2218284), (1074, 1848570), (1290, 1539042), (1433, 1385460), (1548, 1282535), (1611, 1232380), (1790, 1109142), (1935, 1026028), (2148, 924285), (2580, 769521), (2685, 739428), (2866, 692730), (3222, 616190), (3580, 554571), (3870, 513014), (4299, 461820), (5370, 369714), (5732, 346365), (6444, 308095), (7165, 277092), (7697, 257940), (7740, 256507), (8055, 246476), (8598, 230910), (10740, 184857), (12897, 153940), (14330, 138546), (15394, 128970), (16110, 123238), (17196, 115455), (21495, 92364), (23091, 85980), (25794, 76970), (28660, 69273), (30788, 64485), (32220, 61619), (38485, 51588), (42990, 46182)]