381765420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{706973}}^1$

素因数の和:706991

約数の個数: 48

約数和(自身を含む): 1187716320

約数和(自身を除く): 805950900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 706973, 1413946, 2120919, 2827892, 3534865, 4241838, 6362757, 7069730, 8483676, 10604595, 12725514, 14139460, 19088271, 21209190, 25451028, 31813785, 38176542, 42418380, 63627570, 76353084, 95441355, 127255140, 190882710, 381765420]

約数ペア:

[(1, 381765420), (2, 190882710), (3, 127255140), (4, 95441355), (5, 76353084), (6, 63627570), (9, 42418380), (10, 38176542), (12, 31813785), (15, 25451028), (18, 21209190), (20, 19088271), (27, 14139460), (30, 12725514), (36, 10604595), (45, 8483676), (54, 7069730), (60, 6362757), (90, 4241838), (108, 3534865), (135, 2827892), (180, 2120919), (270, 1413946), (540, 706973)]