208819440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{290027}}^1$

素因数の和:290046

約数の個数: 60

約数和(自身を含む): 701287704

約数和(自身を除く): 492468264

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, 290027, 580054, 870081, 1160108, 1450135, 1740162, 2320216, 2610243, 2900270, 3480324, 4350405, 4640432, 5220486, 5800540, 6960648, 8700810, 10440972, 11601080, 13051215, 13921296, 17401620, 20881944, 23202160, 26102430, 34803240, 41763888, 52204860, 69606480, 104409720, 208819440]

約数ペア:

[(1, 208819440), (2, 104409720), (3, 69606480), (4, 52204860), (5, 41763888), (6, 34803240), (8, 26102430), (9, 23202160), (10, 20881944), (12, 17401620), (15, 13921296), (16, 13051215), (18, 11601080), (20, 10440972), (24, 8700810), (30, 6960648), (36, 5800540), (40, 5220486), (45, 4640432), (48, 4350405), (60, 3480324), (72, 2900270), (80, 2610243), (90, 2320216), (120, 1740162), (144, 1450135), (180, 1160108), (240, 870081), (360, 580054), (720, 290027)]