26220420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 84983808

約数和(自身を除く): 58763388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 127, 148, 155, 180, 185, 186, 222, 254, 279, 310, 333, 370, 372, 381, 444, 465, 508, 555, 558, 620, 635, 666, 740, 762, 930, 1110, 1116, 1143, 1147, 1270, 1332, 1395, 1524, 1665, 1860, 1905, 2220, 2286, 2294, 2540, 2790, 3330, 3441, 3810, 3937, 4572, 4588, 4699, 5580, 5715, 5735, 6660, 6882, 7620, 7874, 9398, 10323, 11430, 11470, 11811, 13764, 14097, 15748, 17205, 18796, 19685, 20646, 22860, 22940, 23495, 23622, 28194, 34410, 35433, 39370, 41292, 42291, 46990, 47244, 51615, 56388, 59055, 68820, 70485, 70866, 78740, 84582, 93980, 103230, 118110, 140970, 141732, 145669, 169164, 177165, 206460, 211455, 236220, 281940, 291338, 354330, 422910, 437007, 582676, 708660, 728345, 845820, 874014, 1311021, 1456690, 1748028, 2185035, 2622042, 2913380, 4370070, 5244084, 6555105, 8740140, 13110210, 26220420]

約数ペア:

[(1, 26220420), (2, 13110210), (3, 8740140), (4, 6555105), (5, 5244084), (6, 4370070), (9, 2913380), (10, 2622042), (12, 2185035), (15, 1748028), (18, 1456690), (20, 1311021), (30, 874014), (31, 845820), (36, 728345), (37, 708660), (45, 582676), (60, 437007), (62, 422910), (74, 354330), (90, 291338), (93, 281940), (111, 236220), (124, 211455), (127, 206460), (148, 177165), (155, 169164), (180, 145669), (185, 141732), (186, 140970), (222, 118110), (254, 103230), (279, 93980), (310, 84582), (333, 78740), (370, 70866), (372, 70485), (381, 68820), (444, 59055), (465, 56388), (508, 51615), (555, 47244), (558, 46990), (620, 42291), (635, 41292), (666, 39370), (740, 35433), (762, 34410), (930, 28194), (1110, 23622), (1116, 23495), (1143, 22940), (1147, 22860), (1270, 20646), (1332, 19685), (1395, 18796), (1524, 17205), (1665, 15748), (1860, 14097), (1905, 13764), (2220, 11811), (2286, 11470), (2294, 11430), (2540, 10323), (2790, 9398), (3330, 7874), (3441, 7620), (3810, 6882), (3937, 6660), (4572, 5735), (4588, 5715), (4699, 5580)]