87312240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{121267}}^1$

素因数の和:121286

約数の個数: 60

約数和(自身を含む): 293226024

約数和(自身を除く): 205913784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 121267, 242534, 363801, 485068, 606335, 727602, 970136, 1091403, 1212670, 1455204, 1819005, 1940272, 2182806, 2425340, 2910408, 3638010, 4365612, 4850680, 5457015, 5820816, 7276020, 8731224, 9701360, 10914030, 14552040, 17462448, 21828060, 29104080, 43656120, 87312240]

約数ペア:

[(1, 87312240), (2, 43656120), (3, 29104080), (4, 21828060), (5, 17462448), (6, 14552040), (8, 10914030), (9, 9701360), (10, 8731224), (12, 7276020), (15, 5820816), (16, 5457015), (18, 4850680), (20, 4365612), (24, 3638010), (30, 2910408), (36, 2425340), (40, 2182806), (45, 1940272), (48, 1819005), (60, 1455204), (72, 1212670), (80, 1091403), (90, 970136), (120, 727602), (144, 606335), (180, 485068), (240, 363801), (360, 242534), (720, 121267)]