261591876

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:695

約数の個数: 192

約数和(自身を含む): 855500800

約数和(自身を除く): 593908924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 43, 52, 54, 63, 78, 84, 86, 91, 108, 117, 126, 129, 156, 172, 182, 189, 234, 252, 258, 273, 301, 351, 364, 378, 387, 468, 516, 546, 559, 602, 619, 702, 756, 774, 819, 903, 1092, 1118, 1161, 1204, 1238, 1404, 1548, 1638, 1677, 1806, 1857, 2236, 2322, 2457, 2476, 2709, 3276, 3354, 3612, 3714, 3913, 4333, 4644, 4914, 5031, 5418, 5571, 6708, 7428, 7826, 8047, 8127, 8666, 9828, 10062, 10836, 11142, 11739, 12999, 15093, 15652, 16094, 16254, 16713, 17332, 20124, 22284, 23478, 24141, 25998, 26617, 30186, 32188, 32508, 33426, 35217, 38997, 46956, 48282, 51996, 53234, 56329, 60372, 66852, 70434, 72423, 77994, 79851, 96564, 105651, 106468, 112658, 116991, 140868, 144846, 155988, 159702, 168987, 186319, 211302, 217269, 225316, 233982, 239553, 289692, 319404, 337974, 346021, 372638, 422604, 434538, 467964, 479106, 506961, 558957, 675948, 692042, 718659, 745276, 869076, 958212, 1013922, 1038063, 1117914, 1384084, 1437318, 1520883, 1676871, 2027844, 2076126, 2235828, 2422147, 2874636, 3041766, 3114189, 3353742, 4152252, 4844294, 5030613, 6083532, 6228378, 6707484, 7266441, 9342567, 9688588, 10061226, 12456756, 14532882, 18685134, 20122452, 21799323, 29065764, 37370268, 43598646, 65397969, 87197292, 130795938, 261591876]

約数ペア:

[(1, 261591876), (2, 130795938), (3, 87197292), (4, 65397969), (6, 43598646), (7, 37370268), (9, 29065764), (12, 21799323), (13, 20122452), (14, 18685134), (18, 14532882), (21, 12456756), (26, 10061226), (27, 9688588), (28, 9342567), (36, 7266441), (39, 6707484), (42, 6228378), (43, 6083532), (52, 5030613), (54, 4844294), (63, 4152252), (78, 3353742), (84, 3114189), (86, 3041766), (91, 2874636), (108, 2422147), (117, 2235828), (126, 2076126), (129, 2027844), (156, 1676871), (172, 1520883), (182, 1437318), (189, 1384084), (234, 1117914), (252, 1038063), (258, 1013922), (273, 958212), (301, 869076), (351, 745276), (364, 718659), (378, 692042), (387, 675948), (468, 558957), (516, 506961), (546, 479106), (559, 467964), (602, 434538), (619, 422604), (702, 372638), (756, 346021), (774, 337974), (819, 319404), (903, 289692), (1092, 239553), (1118, 233982), (1161, 225316), (1204, 217269), (1238, 211302), (1404, 186319), (1548, 168987), (1638, 159702), (1677, 155988), (1806, 144846), (1857, 140868), (2236, 116991), (2322, 112658), (2457, 106468), (2476, 105651), (2709, 96564), (3276, 79851), (3354, 77994), (3612, 72423), (3714, 70434), (3913, 66852), (4333, 60372), (4644, 56329), (4914, 53234), (5031, 51996), (5418, 48282), (5571, 46956), (6708, 38997), (7428, 35217), (7826, 33426), (8047, 32508), (8127, 32188), (8666, 30186), (9828, 26617), (10062, 25998), (10836, 24141), (11142, 23478), (11739, 22284), (12999, 20124), (15093, 17332), (15652, 16713), (16094, 16254)]