64737720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{179827}}^1$

素因数の和:179844

約数の個数: 48

約数和(自身を含む): 210398760

約数和(自身を除く): 145661040

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, 179827, 359654, 539481, 719308, 899135, 1078962, 1438616, 1618443, 1798270, 2157924, 2697405, 3236886, 3596540, 4315848, 5394810, 6473772, 7193080, 8092215, 10789620, 12947544, 16184430, 21579240, 32368860, 64737720]

約数ペア:

[(1, 64737720), (2, 32368860), (3, 21579240), (4, 16184430), (5, 12947544), (6, 10789620), (8, 8092215), (9, 7193080), (10, 6473772), (12, 5394810), (15, 4315848), (18, 3596540), (20, 3236886), (24, 2697405), (30, 2157924), (36, 1798270), (40, 1618443), (45, 1438616), (60, 1078962), (72, 899135), (90, 719308), (120, 539481), (180, 359654), (360, 179827)]