290421720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{268909}}^1$

素因数の和:268929

約数の個数: 64

約数和(自身を含む): 968076000

約数和(自身を除く): 677654280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 268909, 537818, 806727, 1075636, 1344545, 1613454, 2151272, 2420181, 2689090, 3226908, 4033635, 4840362, 5378180, 6453816, 7260543, 8067270, 9680724, 10756360, 12100905, 14521086, 16134540, 19361448, 24201810, 29042172, 32269080, 36302715, 48403620, 58084344, 72605430, 96807240, 145210860, 290421720]

約数ペア:

[(1, 290421720), (2, 145210860), (3, 96807240), (4, 72605430), (5, 58084344), (6, 48403620), (8, 36302715), (9, 32269080), (10, 29042172), (12, 24201810), (15, 19361448), (18, 16134540), (20, 14521086), (24, 12100905), (27, 10756360), (30, 9680724), (36, 8067270), (40, 7260543), (45, 6453816), (54, 5378180), (60, 4840362), (72, 4033635), (90, 3226908), (108, 2689090), (120, 2420181), (135, 2151272), (180, 1613454), (216, 1344545), (270, 1075636), (360, 806727), (540, 537818), (1080, 268909)]