209920500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{46649}}^1$

素因数の和:46674

約数の個数: 72

約数和(自身を含む): 662243400

約数和(自身を除く): 452322900

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, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 46649, 93298, 139947, 186596, 233245, 279894, 419841, 466490, 559788, 699735, 839682, 932980, 1166225, 1399470, 1679364, 2099205, 2332450, 2798940, 3498675, 4198410, 4664900, 5831125, 6997350, 8396820, 10496025, 11662250, 13994700, 17493375, 20992050, 23324500, 34986750, 41984100, 52480125, 69973500, 104960250, 209920500]

約数ペア:

[(1, 209920500), (2, 104960250), (3, 69973500), (4, 52480125), (5, 41984100), (6, 34986750), (9, 23324500), (10, 20992050), (12, 17493375), (15, 13994700), (18, 11662250), (20, 10496025), (25, 8396820), (30, 6997350), (36, 5831125), (45, 4664900), (50, 4198410), (60, 3498675), (75, 2798940), (90, 2332450), (100, 2099205), (125, 1679364), (150, 1399470), (180, 1166225), (225, 932980), (250, 839682), (300, 699735), (375, 559788), (450, 466490), (500, 419841), (750, 279894), (900, 233245), (1125, 186596), (1500, 139947), (2250, 93298), (4500, 46649)]