2902500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{43}}^1$

素因数の和:76

約数の個数: 120

約数和(自身を含む): 9621920

約数和(自身を除く): 6719420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 125, 129, 135, 150, 172, 180, 215, 225, 250, 258, 270, 300, 375, 387, 430, 450, 500, 516, 540, 625, 645, 675, 750, 774, 860, 900, 1075, 1125, 1161, 1250, 1290, 1350, 1500, 1548, 1875, 1935, 2150, 2250, 2322, 2500, 2580, 2700, 3225, 3375, 3750, 3870, 4300, 4500, 4644, 5375, 5625, 5805, 6450, 6750, 7500, 7740, 9675, 10750, 11250, 11610, 12900, 13500, 16125, 16875, 19350, 21500, 22500, 23220, 26875, 29025, 32250, 33750, 38700, 48375, 53750, 58050, 64500, 67500, 80625, 96750, 107500, 116100, 145125, 161250, 193500, 241875, 290250, 322500, 483750, 580500, 725625, 967500, 1451250, 2902500]

約数ペア:

[(1, 2902500), (2, 1451250), (3, 967500), (4, 725625), (5, 580500), (6, 483750), (9, 322500), (10, 290250), (12, 241875), (15, 193500), (18, 161250), (20, 145125), (25, 116100), (27, 107500), (30, 96750), (36, 80625), (43, 67500), (45, 64500), (50, 58050), (54, 53750), (60, 48375), (75, 38700), (86, 33750), (90, 32250), (100, 29025), (108, 26875), (125, 23220), (129, 22500), (135, 21500), (150, 19350), (172, 16875), (180, 16125), (215, 13500), (225, 12900), (250, 11610), (258, 11250), (270, 10750), (300, 9675), (375, 7740), (387, 7500), (430, 6750), (450, 6450), (500, 5805), (516, 5625), (540, 5375), (625, 4644), (645, 4500), (675, 4300), (750, 3870), (774, 3750), (860, 3375), (900, 3225), (1075, 2700), (1125, 2580), (1161, 2500), (1250, 2322), (1290, 2250), (1350, 2150), (1500, 1935), (1548, 1875)]