161443920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61153}}^1$

素因数の和:61180

約数の個数: 80

約数和(自身を含む): 545982912

約数和(自身を除く): 384538992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 61153, 122306, 183459, 244612, 305765, 366918, 489224, 611530, 672683, 733836, 917295, 978448, 1223060, 1345366, 1467672, 1834590, 2018049, 2446120, 2690732, 2935344, 3363415, 3669180, 4036098, 4892240, 5381464, 6726830, 7338360, 8072196, 10090245, 10762928, 13453660, 14676720, 16144392, 20180490, 26907320, 32288784, 40360980, 53814640, 80721960, 161443920]

約数ペア:

[(1, 161443920), (2, 80721960), (3, 53814640), (4, 40360980), (5, 32288784), (6, 26907320), (8, 20180490), (10, 16144392), (11, 14676720), (12, 13453660), (15, 10762928), (16, 10090245), (20, 8072196), (22, 7338360), (24, 6726830), (30, 5381464), (33, 4892240), (40, 4036098), (44, 3669180), (48, 3363415), (55, 2935344), (60, 2690732), (66, 2446120), (80, 2018049), (88, 1834590), (110, 1467672), (120, 1345366), (132, 1223060), (165, 978448), (176, 917295), (220, 733836), (240, 672683), (264, 611530), (330, 489224), (440, 366918), (528, 305765), (660, 244612), (880, 183459), (1320, 122306), (2640, 61153)]