243270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:86

約数の個数: 64

約数和(自身を含む): 699840

約数和(自身を除く): 456570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 53, 54, 85, 90, 102, 106, 135, 153, 159, 170, 255, 265, 270, 306, 318, 459, 477, 510, 530, 765, 795, 901, 918, 954, 1431, 1530, 1590, 1802, 2295, 2385, 2703, 2862, 4505, 4590, 4770, 5406, 7155, 8109, 9010, 13515, 14310, 16218, 24327, 27030, 40545, 48654, 81090, 121635, 243270]

約数ペア:

[(1, 243270), (2, 121635), (3, 81090), (5, 48654), (6, 40545), (9, 27030), (10, 24327), (15, 16218), (17, 14310), (18, 13515), (27, 9010), (30, 8109), (34, 7155), (45, 5406), (51, 4770), (53, 4590), (54, 4505), (85, 2862), (90, 2703), (102, 2385), (106, 2295), (135, 1802), (153, 1590), (159, 1530), (170, 1431), (255, 954), (265, 918), (270, 901), (306, 795), (318, 765), (459, 530), (477, 510)]