205748910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:528

約数の個数: 160

約数和(自身を含む): 603741600

約数和(自身を除く): 397992690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 81, 87, 90, 95, 114, 135, 145, 162, 171, 174, 190, 261, 270, 285, 290, 342, 405, 435, 461, 513, 522, 551, 570, 783, 810, 855, 870, 922, 1026, 1102, 1305, 1383, 1539, 1566, 1653, 1710, 2305, 2349, 2565, 2610, 2755, 2766, 3078, 3306, 3915, 4149, 4610, 4698, 4959, 5130, 5510, 6915, 7695, 7830, 8265, 8298, 8759, 9918, 11745, 12447, 13369, 13830, 14877, 15390, 16530, 17518, 20745, 23490, 24795, 24894, 26277, 26738, 29754, 37341, 40107, 41490, 43795, 44631, 49590, 52554, 62235, 66845, 74385, 74682, 78831, 80214, 87590, 89262, 120321, 124470, 131385, 133690, 148770, 157662, 186705, 200535, 223155, 236493, 240642, 254011, 262770, 360963, 373410, 394155, 401070, 446310, 472986, 508022, 601605, 709479, 721926, 762033, 788310, 1082889, 1182465, 1203210, 1270055, 1418958, 1524066, 1804815, 2165778, 2286099, 2364930, 2540110, 3547395, 3609630, 3810165, 4572198, 5414445, 6858297, 7094790, 7620330, 10828890, 11430495, 13716594, 20574891, 22860990, 34291485, 41149782, 68582970, 102874455, 205748910]

約数ペア:

[(1, 205748910), (2, 102874455), (3, 68582970), (5, 41149782), (6, 34291485), (9, 22860990), (10, 20574891), (15, 13716594), (18, 11430495), (19, 10828890), (27, 7620330), (29, 7094790), (30, 6858297), (38, 5414445), (45, 4572198), (54, 3810165), (57, 3609630), (58, 3547395), (81, 2540110), (87, 2364930), (90, 2286099), (95, 2165778), (114, 1804815), (135, 1524066), (145, 1418958), (162, 1270055), (171, 1203210), (174, 1182465), (190, 1082889), (261, 788310), (270, 762033), (285, 721926), (290, 709479), (342, 601605), (405, 508022), (435, 472986), (461, 446310), (513, 401070), (522, 394155), (551, 373410), (570, 360963), (783, 262770), (810, 254011), (855, 240642), (870, 236493), (922, 223155), (1026, 200535), (1102, 186705), (1305, 157662), (1383, 148770), (1539, 133690), (1566, 131385), (1653, 124470), (1710, 120321), (2305, 89262), (2349, 87590), (2565, 80214), (2610, 78831), (2755, 74682), (2766, 74385), (3078, 66845), (3306, 62235), (3915, 52554), (4149, 49590), (4610, 44631), (4698, 43795), (4959, 41490), (5130, 40107), (5510, 37341), (6915, 29754), (7695, 26738), (7830, 26277), (8265, 24894), (8298, 24795), (8759, 23490), (9918, 20745), (11745, 17518), (12447, 16530), (13369, 15390), (13830, 14877)]