139686820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 390168576

約数和(自身を除く): 250481756

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 47, 52, 65, 70, 71, 91, 92, 94, 115, 130, 140, 142, 161, 182, 188, 230, 235, 260, 284, 299, 322, 329, 355, 364, 455, 460, 470, 497, 598, 611, 644, 658, 710, 805, 910, 923, 940, 994, 1081, 1196, 1222, 1316, 1420, 1495, 1610, 1633, 1645, 1820, 1846, 1988, 2093, 2162, 2444, 2485, 2990, 3055, 3220, 3266, 3290, 3337, 3692, 4186, 4277, 4324, 4615, 4970, 5405, 5980, 6110, 6461, 6532, 6580, 6674, 7567, 8165, 8372, 8554, 9230, 9940, 10465, 10810, 11431, 12220, 12922, 13348, 14053, 15134, 16330, 16685, 17108, 18460, 20930, 21229, 21385, 21620, 22862, 23359, 25844, 28106, 30268, 32305, 32660, 33370, 37835, 41860, 42458, 42770, 43381, 45724, 46718, 56212, 57155, 64610, 66740, 70265, 75670, 76751, 84916, 85540, 86762, 93436, 98371, 106145, 114310, 116795, 129220, 140530, 148603, 151340, 153502, 173524, 196742, 212290, 216905, 228620, 233590, 281060, 297206, 303667, 307004, 383755, 393484, 424580, 433810, 467180, 491855, 537257, 594412, 607334, 743015, 767510, 867620, 983710, 997763, 1074514, 1214668, 1486030, 1518335, 1535020, 1967420, 1995526, 2149028, 2686285, 2972060, 3036670, 3991052, 4988815, 5372570, 6073340, 6984341, 9977630, 10745140, 13968682, 19955260, 27937364, 34921705, 69843410, 139686820]

約数ペア:

[(1, 139686820), (2, 69843410), (4, 34921705), (5, 27937364), (7, 19955260), (10, 13968682), (13, 10745140), (14, 9977630), (20, 6984341), (23, 6073340), (26, 5372570), (28, 4988815), (35, 3991052), (46, 3036670), (47, 2972060), (52, 2686285), (65, 2149028), (70, 1995526), (71, 1967420), (91, 1535020), (92, 1518335), (94, 1486030), (115, 1214668), (130, 1074514), (140, 997763), (142, 983710), (161, 867620), (182, 767510), (188, 743015), (230, 607334), (235, 594412), (260, 537257), (284, 491855), (299, 467180), (322, 433810), (329, 424580), (355, 393484), (364, 383755), (455, 307004), (460, 303667), (470, 297206), (497, 281060), (598, 233590), (611, 228620), (644, 216905), (658, 212290), (710, 196742), (805, 173524), (910, 153502), (923, 151340), (940, 148603), (994, 140530), (1081, 129220), (1196, 116795), (1222, 114310), (1316, 106145), (1420, 98371), (1495, 93436), (1610, 86762), (1633, 85540), (1645, 84916), (1820, 76751), (1846, 75670), (1988, 70265), (2093, 66740), (2162, 64610), (2444, 57155), (2485, 56212), (2990, 46718), (3055, 45724), (3220, 43381), (3266, 42770), (3290, 42458), (3337, 41860), (3692, 37835), (4186, 33370), (4277, 32660), (4324, 32305), (4615, 30268), (4970, 28106), (5405, 25844), (5980, 23359), (6110, 22862), (6461, 21620), (6532, 21385), (6580, 21229), (6674, 20930), (7567, 18460), (8165, 17108), (8372, 16685), (8554, 16330), (9230, 15134), (9940, 14053), (10465, 13348), (10810, 12922), (11431, 12220)]