261605736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1669}}^1$

素因数の和:1999

約数の個数: 96

約数和(自身を含む): 812822400

約数和(自身を除く): 551216664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 311, 504, 622, 933, 1244, 1669, 1866, 2177, 2488, 2799, 3338, 3732, 4354, 5007, 5598, 6531, 6676, 7464, 8708, 10014, 11196, 11683, 13062, 13352, 15021, 17416, 19593, 20028, 22392, 23366, 26124, 30042, 35049, 39186, 40056, 46732, 52248, 60084, 70098, 78372, 93464, 105147, 120168, 140196, 156744, 210294, 280392, 420588, 519059, 841176, 1038118, 1557177, 2076236, 3114354, 3633413, 4152472, 4671531, 6228708, 7266826, 9343062, 10900239, 12457416, 14533652, 18686124, 21800478, 29067304, 32700717, 37372248, 43600956, 65401434, 87201912, 130802868, 261605736]

約数ペア:

[(1, 261605736), (2, 130802868), (3, 87201912), (4, 65401434), (6, 43600956), (7, 37372248), (8, 32700717), (9, 29067304), (12, 21800478), (14, 18686124), (18, 14533652), (21, 12457416), (24, 10900239), (28, 9343062), (36, 7266826), (42, 6228708), (56, 4671531), (63, 4152472), (72, 3633413), (84, 3114354), (126, 2076236), (168, 1557177), (252, 1038118), (311, 841176), (504, 519059), (622, 420588), (933, 280392), (1244, 210294), (1669, 156744), (1866, 140196), (2177, 120168), (2488, 105147), (2799, 93464), (3338, 78372), (3732, 70098), (4354, 60084), (5007, 52248), (5598, 46732), (6531, 40056), (6676, 39186), (7464, 35049), (8708, 30042), (10014, 26124), (11196, 23366), (11683, 22392), (13062, 20028), (13352, 19593), (15021, 17416)]