320887440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2803}}^1$

素因数の和:2878

約数の個数: 160

約数和(自身を含む): 1126535040

約数和(自身を除く): 805647600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 90, 106, 108, 120, 135, 144, 159, 180, 212, 216, 240, 265, 270, 318, 360, 424, 432, 477, 530, 540, 636, 720, 795, 848, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2160, 2385, 2544, 2803, 2862, 3180, 3816, 4240, 4770, 5606, 5724, 6360, 7155, 7632, 8409, 9540, 11212, 11448, 12720, 14015, 14310, 16818, 19080, 22424, 22896, 25227, 28030, 28620, 33636, 38160, 42045, 44848, 50454, 56060, 57240, 67272, 75681, 84090, 100908, 112120, 114480, 126135, 134544, 148559, 151362, 168180, 201816, 224240, 252270, 297118, 302724, 336360, 378405, 403632, 445677, 504540, 594236, 605448, 672720, 742795, 756810, 891354, 1009080, 1188472, 1210896, 1337031, 1485590, 1513620, 1782708, 2018160, 2228385, 2376944, 2674062, 2971180, 3027240, 3565416, 4011093, 4456770, 5348124, 5942360, 6054480, 6685155, 7130832, 8022186, 8913540, 10696248, 11884720, 13370310, 16044372, 17827080, 20055465, 21392496, 26740620, 32088744, 35654160, 40110930, 53481240, 64177488, 80221860, 106962480, 160443720, 320887440]

約数ペア:

[(1, 320887440), (2, 160443720), (3, 106962480), (4, 80221860), (5, 64177488), (6, 53481240), (8, 40110930), (9, 35654160), (10, 32088744), (12, 26740620), (15, 21392496), (16, 20055465), (18, 17827080), (20, 16044372), (24, 13370310), (27, 11884720), (30, 10696248), (36, 8913540), (40, 8022186), (45, 7130832), (48, 6685155), (53, 6054480), (54, 5942360), (60, 5348124), (72, 4456770), (80, 4011093), (90, 3565416), (106, 3027240), (108, 2971180), (120, 2674062), (135, 2376944), (144, 2228385), (159, 2018160), (180, 1782708), (212, 1513620), (216, 1485590), (240, 1337031), (265, 1210896), (270, 1188472), (318, 1009080), (360, 891354), (424, 756810), (432, 742795), (477, 672720), (530, 605448), (540, 594236), (636, 504540), (720, 445677), (795, 403632), (848, 378405), (954, 336360), (1060, 302724), (1080, 297118), (1272, 252270), (1431, 224240), (1590, 201816), (1908, 168180), (2120, 151362), (2160, 148559), (2385, 134544), (2544, 126135), (2803, 114480), (2862, 112120), (3180, 100908), (3816, 84090), (4240, 75681), (4770, 67272), (5606, 57240), (5724, 56060), (6360, 50454), (7155, 44848), (7632, 42045), (8409, 38160), (9540, 33636), (11212, 28620), (11448, 28030), (12720, 25227), (14015, 22896), (14310, 22424), (16818, 19080)]