245005320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2129}}^1$

素因数の和:2287

約数の個数: 128

約数和(自身を含む): 846547200

約数和(自身を除く): 601541880

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, 548, 685, 822, 840, 959, 1096, 1370, 1644, 1918, 2055, 2129, 2740, 2877, 3288, 3836, 4110, 4258, 4795, 5480, 5754, 6387, 7672, 8220, 8516, 9590, 10645, 11508, 12774, 14385, 14903, 16440, 17032, 19180, 21290, 23016, 25548, 28770, 29806, 31935, 38360, 42580, 44709, 51096, 57540, 59612, 63870, 74515, 85160, 89418, 115080, 119224, 127740, 149030, 178836, 223545, 255480, 291673, 298060, 357672, 447090, 583346, 596120, 875019, 894180, 1166692, 1458365, 1750038, 1788360, 2041711, 2333384, 2916730, 3500076, 4083422, 4375095, 5833460, 6125133, 7000152, 8166844, 8750190, 10208555, 11666920, 12250266, 16333688, 17500380, 20417110, 24500532, 30625665, 35000760, 40834220, 49001064, 61251330, 81668440, 122502660, 245005320]

約数ペア:

[(1, 245005320), (2, 122502660), (3, 81668440), (4, 61251330), (5, 49001064), (6, 40834220), (7, 35000760), (8, 30625665), (10, 24500532), (12, 20417110), (14, 17500380), (15, 16333688), (20, 12250266), (21, 11666920), (24, 10208555), (28, 8750190), (30, 8166844), (35, 7000152), (40, 6125133), (42, 5833460), (56, 4375095), (60, 4083422), (70, 3500076), (84, 2916730), (105, 2333384), (120, 2041711), (137, 1788360), (140, 1750038), (168, 1458365), (210, 1166692), (274, 894180), (280, 875019), (411, 596120), (420, 583346), (548, 447090), (685, 357672), (822, 298060), (840, 291673), (959, 255480), (1096, 223545), (1370, 178836), (1644, 149030), (1918, 127740), (2055, 119224), (2129, 115080), (2740, 89418), (2877, 85160), (3288, 74515), (3836, 63870), (4110, 59612), (4258, 57540), (4795, 51096), (5480, 44709), (5754, 42580), (6387, 38360), (7672, 31935), (8220, 29806), (8516, 28770), (9590, 25548), (10645, 23016), (11508, 21290), (12774, 19180), (14385, 17032), (14903, 16440)]