202090320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{280681}}^1$

素因数の和:280700

約数の個数: 60

約数和(自身を含む): 678689076

約数和(自身を除く): 476598756

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, 280681, 561362, 842043, 1122724, 1403405, 1684086, 2245448, 2526129, 2806810, 3368172, 4210215, 4490896, 5052258, 5613620, 6736344, 8420430, 10104516, 11227240, 12630645, 13472688, 16840860, 20209032, 22454480, 25261290, 33681720, 40418064, 50522580, 67363440, 101045160, 202090320]

約数ペア:

[(1, 202090320), (2, 101045160), (3, 67363440), (4, 50522580), (5, 40418064), (6, 33681720), (8, 25261290), (9, 22454480), (10, 20209032), (12, 16840860), (15, 13472688), (16, 12630645), (18, 11227240), (20, 10104516), (24, 8420430), (30, 6736344), (36, 5613620), (40, 5052258), (45, 4490896), (48, 4210215), (60, 3368172), (72, 2806810), (80, 2526129), (90, 2245448), (120, 1684086), (144, 1403405), (180, 1122724), (240, 842043), (360, 561362), (720, 280681)]