2640424488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1801}}^1$

素因数の和:1987

約数の個数: 128

約数和(自身を含む): 7362539520

約数和(自身を除く): 4722115032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 127, 148, 156, 222, 254, 296, 312, 381, 444, 481, 508, 762, 888, 962, 1016, 1443, 1524, 1651, 1801, 1924, 2886, 3048, 3302, 3602, 3848, 4699, 4953, 5403, 5772, 6604, 7204, 9398, 9906, 10806, 11544, 13208, 14097, 14408, 18796, 19812, 21612, 23413, 28194, 37592, 39624, 43224, 46826, 56388, 61087, 66637, 70239, 93652, 112776, 122174, 133274, 140478, 183261, 187304, 199911, 228727, 244348, 266548, 280956, 366522, 399822, 457454, 488696, 533096, 561912, 686181, 733044, 799644, 866281, 914908, 1372362, 1466088, 1599288, 1732562, 1829816, 2598843, 2744724, 2973451, 3465124, 5197686, 5489448, 5946902, 6930248, 8462899, 8920353, 10395372, 11893804, 16925798, 17840706, 20790744, 23787608, 25388697, 33851596, 35681412, 50777394, 67703192, 71362824, 101554788, 110017687, 203109576, 220035374, 330053061, 440070748, 660106122, 880141496, 1320212244, 2640424488]

約数ペア:

[(1, 2640424488), (2, 1320212244), (3, 880141496), (4, 660106122), (6, 440070748), (8, 330053061), (12, 220035374), (13, 203109576), (24, 110017687), (26, 101554788), (37, 71362824), (39, 67703192), (52, 50777394), (74, 35681412), (78, 33851596), (104, 25388697), (111, 23787608), (127, 20790744), (148, 17840706), (156, 16925798), (222, 11893804), (254, 10395372), (296, 8920353), (312, 8462899), (381, 6930248), (444, 5946902), (481, 5489448), (508, 5197686), (762, 3465124), (888, 2973451), (962, 2744724), (1016, 2598843), (1443, 1829816), (1524, 1732562), (1651, 1599288), (1801, 1466088), (1924, 1372362), (2886, 914908), (3048, 866281), (3302, 799644), (3602, 733044), (3848, 686181), (4699, 561912), (4953, 533096), (5403, 488696), (5772, 457454), (6604, 399822), (7204, 366522), (9398, 280956), (9906, 266548), (10806, 244348), (11544, 228727), (13208, 199911), (14097, 187304), (14408, 183261), (18796, 140478), (19812, 133274), (21612, 122174), (23413, 112776), (28194, 93652), (37592, 70239), (39624, 66637), (43224, 61087), (46826, 56388)]