2811151620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{918677}}^1$

素因数の和:918709

約数の個数: 72

約数和(自身を含む): 9028767384

約数和(自身を除く): 6217615764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 918677, 1837354, 2756031, 3674708, 4593385, 5512062, 8268093, 9186770, 11024124, 13780155, 15617509, 16536186, 18373540, 27560310, 31235018, 33072372, 41340465, 46852527, 55120620, 62470036, 78087545, 82680930, 93705054, 140557581, 156175090, 165361860, 187410108, 234262635, 281115162, 312350180, 468525270, 562230324, 702787905, 937050540, 1405575810, 2811151620]

約数ペア:

[(1, 2811151620), (2, 1405575810), (3, 937050540), (4, 702787905), (5, 562230324), (6, 468525270), (9, 312350180), (10, 281115162), (12, 234262635), (15, 187410108), (17, 165361860), (18, 156175090), (20, 140557581), (30, 93705054), (34, 82680930), (36, 78087545), (45, 62470036), (51, 55120620), (60, 46852527), (68, 41340465), (85, 33072372), (90, 31235018), (102, 27560310), (153, 18373540), (170, 16536186), (180, 15617509), (204, 13780155), (255, 11024124), (306, 9186770), (340, 8268093), (510, 5512062), (612, 4593385), (765, 3674708), (1020, 2756031), (1530, 1837354), (3060, 918677)]