1264500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{281}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 4003272

約数和(自身を除く): 2738772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 281, 300, 375, 450, 500, 562, 750, 843, 900, 1124, 1125, 1405, 1500, 1686, 2250, 2529, 2810, 3372, 4215, 4500, 5058, 5620, 7025, 8430, 10116, 12645, 14050, 16860, 21075, 25290, 28100, 35125, 42150, 50580, 63225, 70250, 84300, 105375, 126450, 140500, 210750, 252900, 316125, 421500, 632250, 1264500]

約数ペア:

[(1, 1264500), (2, 632250), (3, 421500), (4, 316125), (5, 252900), (6, 210750), (9, 140500), (10, 126450), (12, 105375), (15, 84300), (18, 70250), (20, 63225), (25, 50580), (30, 42150), (36, 35125), (45, 28100), (50, 25290), (60, 21075), (75, 16860), (90, 14050), (100, 12645), (125, 10116), (150, 8430), (180, 7025), (225, 5620), (250, 5058), (281, 4500), (300, 4215), (375, 3372), (450, 2810), (500, 2529), (562, 2250), (750, 1686), (843, 1500), (900, 1405), (1124, 1125)]