257797440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{89513}}^1$

素因数の和:89536

約数の個数: 84

約数和(自身を含む): 886725684

約数和(自身を除く): 628928244

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 89513, 179026, 268539, 358052, 447565, 537078, 716104, 805617, 895130, 1074156, 1342695, 1432208, 1611234, 1790260, 2148312, 2685390, 2864416, 3222468, 3580520, 4028085, 4296624, 5370780, 5728832, 6444936, 7161040, 8056170, 8593248, 10741560, 12889872, 14322080, 16112340, 17186496, 21483120, 25779744, 28644160, 32224680, 42966240, 51559488, 64449360, 85932480, 128898720, 257797440]

約数ペア:

[(1, 257797440), (2, 128898720), (3, 85932480), (4, 64449360), (5, 51559488), (6, 42966240), (8, 32224680), (9, 28644160), (10, 25779744), (12, 21483120), (15, 17186496), (16, 16112340), (18, 14322080), (20, 12889872), (24, 10741560), (30, 8593248), (32, 8056170), (36, 7161040), (40, 6444936), (45, 5728832), (48, 5370780), (60, 4296624), (64, 4028085), (72, 3580520), (80, 3222468), (90, 2864416), (96, 2685390), (120, 2148312), (144, 1790260), (160, 1611234), (180, 1432208), (192, 1342695), (240, 1074156), (288, 895130), (320, 805617), (360, 716104), (480, 537078), (576, 447565), (720, 358052), (960, 268539), (1440, 179026), (2880, 89513)]