55123320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 190771200

約数和(自身を除く): 135647880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 137, 140, 168, 210, 274, 280, 411, 420, 479, 548, 685, 822, 840, 958, 959, 1096, 1370, 1437, 1644, 1916, 1918, 2055, 2395, 2740, 2874, 2877, 3288, 3353, 3832, 3836, 4110, 4790, 4795, 5480, 5748, 5754, 6706, 7185, 7672, 8220, 9580, 9590, 10059, 11496, 11508, 13412, 14370, 14385, 16440, 16765, 19160, 19180, 20118, 23016, 26824, 28740, 28770, 33530, 38360, 40236, 50295, 57480, 57540, 65623, 67060, 80472, 100590, 115080, 131246, 134120, 196869, 201180, 262492, 328115, 393738, 402360, 459361, 524984, 656230, 787476, 918722, 984345, 1312460, 1378083, 1574952, 1837444, 1968690, 2296805, 2624920, 2756166, 3674888, 3937380, 4593610, 5512332, 6890415, 7874760, 9187220, 11024664, 13780830, 18374440, 27561660, 55123320]

約数ペア:

[(1, 55123320), (2, 27561660), (3, 18374440), (4, 13780830), (5, 11024664), (6, 9187220), (7, 7874760), (8, 6890415), (10, 5512332), (12, 4593610), (14, 3937380), (15, 3674888), (20, 2756166), (21, 2624920), (24, 2296805), (28, 1968690), (30, 1837444), (35, 1574952), (40, 1378083), (42, 1312460), (56, 984345), (60, 918722), (70, 787476), (84, 656230), (105, 524984), (120, 459361), (137, 402360), (140, 393738), (168, 328115), (210, 262492), (274, 201180), (280, 196869), (411, 134120), (420, 131246), (479, 115080), (548, 100590), (685, 80472), (822, 67060), (840, 65623), (958, 57540), (959, 57480), (1096, 50295), (1370, 40236), (1437, 38360), (1644, 33530), (1916, 28770), (1918, 28740), (2055, 26824), (2395, 23016), (2740, 20118), (2874, 19180), (2877, 19160), (3288, 16765), (3353, 16440), (3832, 14385), (3836, 14370), (4110, 13412), (4790, 11508), (4795, 11496), (5480, 10059), (5748, 9590), (5754, 9580), (6706, 8220), (7185, 7672)]