244901720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 650280960

約数和(自身を除く): 405379240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 97, 127, 140, 142, 194, 254, 280, 284, 355, 388, 485, 497, 508, 568, 635, 679, 710, 776, 889, 970, 994, 1016, 1270, 1358, 1420, 1778, 1940, 1988, 2485, 2540, 2716, 2840, 3395, 3556, 3880, 3976, 4445, 4970, 5080, 5432, 6790, 6887, 7112, 8890, 9017, 9940, 12319, 13580, 13774, 17780, 18034, 19880, 24638, 27160, 27548, 34435, 35560, 36068, 45085, 48209, 49276, 55096, 61595, 63119, 68870, 72136, 86233, 90170, 96418, 98552, 123190, 126238, 137740, 172466, 180340, 192836, 241045, 246380, 252476, 275480, 315595, 344932, 360680, 385672, 431165, 482090, 492760, 504952, 631190, 689864, 862330, 874649, 964180, 1262380, 1724660, 1749298, 1928360, 2524760, 3449320, 3498596, 4373245, 6122543, 6997192, 8746490, 12245086, 17492980, 24490172, 30612715, 34985960, 48980344, 61225430, 122450860, 244901720]

約数ペア:

[(1, 244901720), (2, 122450860), (4, 61225430), (5, 48980344), (7, 34985960), (8, 30612715), (10, 24490172), (14, 17492980), (20, 12245086), (28, 8746490), (35, 6997192), (40, 6122543), (56, 4373245), (70, 3498596), (71, 3449320), (97, 2524760), (127, 1928360), (140, 1749298), (142, 1724660), (194, 1262380), (254, 964180), (280, 874649), (284, 862330), (355, 689864), (388, 631190), (485, 504952), (497, 492760), (508, 482090), (568, 431165), (635, 385672), (679, 360680), (710, 344932), (776, 315595), (889, 275480), (970, 252476), (994, 246380), (1016, 241045), (1270, 192836), (1358, 180340), (1420, 172466), (1778, 137740), (1940, 126238), (1988, 123190), (2485, 98552), (2540, 96418), (2716, 90170), (2840, 86233), (3395, 72136), (3556, 68870), (3880, 63119), (3976, 61595), (4445, 55096), (4970, 49276), (5080, 48209), (5432, 45085), (6790, 36068), (6887, 35560), (7112, 34435), (8890, 27548), (9017, 27160), (9940, 24638), (12319, 19880), (13580, 18034), (13774, 17780)]