81153720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225427}}^1$

素因数の和:225444

約数の個数: 48

約数和(自身を含む): 263750760

約数和(自身を除く): 182597040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225427, 450854, 676281, 901708, 1127135, 1352562, 1803416, 2028843, 2254270, 2705124, 3381405, 4057686, 4508540, 5410248, 6762810, 8115372, 9017080, 10144215, 13525620, 16230744, 20288430, 27051240, 40576860, 81153720]

約数ペア:

[(1, 81153720), (2, 40576860), (3, 27051240), (4, 20288430), (5, 16230744), (6, 13525620), (8, 10144215), (9, 9017080), (10, 8115372), (12, 6762810), (15, 5410248), (18, 4508540), (20, 4057686), (24, 3381405), (30, 2705124), (36, 2254270), (40, 2028843), (45, 1803416), (60, 1352562), (72, 1127135), (90, 901708), (120, 676281), (180, 450854), (360, 225427)]