1310280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 4017600

約数和(自身を除く): 2707320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 179, 183, 244, 305, 358, 366, 488, 537, 610, 716, 732, 895, 915, 1074, 1220, 1432, 1464, 1790, 1830, 2148, 2440, 2685, 3580, 3660, 4296, 5370, 7160, 7320, 10740, 10919, 21480, 21838, 32757, 43676, 54595, 65514, 87352, 109190, 131028, 163785, 218380, 262056, 327570, 436760, 655140, 1310280]

約数ペア:

[(1, 1310280), (2, 655140), (3, 436760), (4, 327570), (5, 262056), (6, 218380), (8, 163785), (10, 131028), (12, 109190), (15, 87352), (20, 65514), (24, 54595), (30, 43676), (40, 32757), (60, 21838), (61, 21480), (120, 10919), (122, 10740), (179, 7320), (183, 7160), (244, 5370), (305, 4296), (358, 3660), (366, 3580), (488, 2685), (537, 2440), (610, 2148), (716, 1830), (732, 1790), (895, 1464), (915, 1432), (1074, 1220)]