251017380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1741}}^1$

素因数の和:1851

約数の個数: 120

約数和(自身を含む): 796755960

約数和(自身を除く): 545738580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1335, 1602, 1620, 1741, 1780, 2403, 2670, 3204, 3482, 4005, 4806, 5223, 5340, 6964, 7209, 8010, 8705, 9612, 10446, 12015, 14418, 15669, 16020, 17410, 20892, 24030, 26115, 28836, 31338, 34820, 36045, 47007, 48060, 52230, 62676, 72090, 78345, 94014, 104460, 141021, 144180, 154949, 156690, 188028, 235035, 282042, 309898, 313380, 464847, 470070, 564084, 619796, 705105, 774745, 929694, 940140, 1394541, 1410210, 1549490, 1859388, 2324235, 2789082, 2820420, 3098980, 4183623, 4648470, 5578164, 6972705, 8367246, 9296940, 12550869, 13945410, 16734492, 20918115, 25101738, 27890820, 41836230, 50203476, 62754345, 83672460, 125508690, 251017380]

約数ペア:

[(1, 251017380), (2, 125508690), (3, 83672460), (4, 62754345), (5, 50203476), (6, 41836230), (9, 27890820), (10, 25101738), (12, 20918115), (15, 16734492), (18, 13945410), (20, 12550869), (27, 9296940), (30, 8367246), (36, 6972705), (45, 5578164), (54, 4648470), (60, 4183623), (81, 3098980), (89, 2820420), (90, 2789082), (108, 2324235), (135, 1859388), (162, 1549490), (178, 1410210), (180, 1394541), (267, 940140), (270, 929694), (324, 774745), (356, 705105), (405, 619796), (445, 564084), (534, 470070), (540, 464847), (801, 313380), (810, 309898), (890, 282042), (1068, 235035), (1335, 188028), (1602, 156690), (1620, 154949), (1741, 144180), (1780, 141021), (2403, 104460), (2670, 94014), (3204, 78345), (3482, 72090), (4005, 62676), (4806, 52230), (5223, 48060), (5340, 47007), (6964, 36045), (7209, 34820), (8010, 31338), (8705, 28836), (9612, 26115), (10446, 24030), (12015, 20892), (14418, 17410), (15669, 16020)]