1298933820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{801811}}^1$

素因数の和:801832

約数の個数: 60

約数和(自身を含む): 4074808584

約数和(自身を除く): 2775874764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 801811, 1603622, 2405433, 3207244, 4009055, 4810866, 7216299, 8018110, 9621732, 12027165, 14432598, 16036220, 21648897, 24054330, 28865196, 36081495, 43297794, 48108660, 64946691, 72162990, 86595588, 108244485, 129893382, 144325980, 216488970, 259786764, 324733455, 432977940, 649466910, 1298933820]

約数ペア:

[(1, 1298933820), (2, 649466910), (3, 432977940), (4, 324733455), (5, 259786764), (6, 216488970), (9, 144325980), (10, 129893382), (12, 108244485), (15, 86595588), (18, 72162990), (20, 64946691), (27, 48108660), (30, 43297794), (36, 36081495), (45, 28865196), (54, 24054330), (60, 21648897), (81, 16036220), (90, 14432598), (108, 12027165), (135, 9621732), (162, 8018110), (180, 7216299), (270, 4810866), (324, 4009055), (405, 3207244), (540, 2405433), (810, 1603622), (1620, 801811)]