257536188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 808837120

約数和(自身を除く): 551300932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 127, 156, 182, 234, 252, 254, 273, 364, 381, 468, 508, 546, 619, 762, 819, 889, 1092, 1143, 1238, 1524, 1638, 1651, 1778, 1857, 2286, 2476, 2667, 3276, 3302, 3556, 3714, 4333, 4572, 4953, 5334, 5571, 6604, 7428, 8001, 8047, 8666, 9906, 10668, 11142, 11557, 12999, 14859, 16002, 16094, 17332, 19812, 22284, 23114, 24141, 25998, 29718, 32004, 32188, 34671, 38997, 46228, 48282, 51996, 56329, 59436, 69342, 72423, 77994, 78613, 96564, 104013, 112658, 138684, 144846, 155988, 157226, 168987, 208026, 225316, 235839, 289692, 314452, 337974, 416052, 471678, 506961, 550291, 675948, 707517, 943356, 1013922, 1021969, 1100582, 1415034, 1650873, 2027844, 2043938, 2201164, 2830068, 3065907, 3301746, 4087876, 4952619, 6131814, 6603492, 7153783, 9197721, 9905238, 12263628, 14307566, 18395442, 19810476, 21461349, 28615132, 36790884, 42922698, 64384047, 85845396, 128768094, 257536188]

約数ペア:

[(1, 257536188), (2, 128768094), (3, 85845396), (4, 64384047), (6, 42922698), (7, 36790884), (9, 28615132), (12, 21461349), (13, 19810476), (14, 18395442), (18, 14307566), (21, 12263628), (26, 9905238), (28, 9197721), (36, 7153783), (39, 6603492), (42, 6131814), (52, 4952619), (63, 4087876), (78, 3301746), (84, 3065907), (91, 2830068), (117, 2201164), (126, 2043938), (127, 2027844), (156, 1650873), (182, 1415034), (234, 1100582), (252, 1021969), (254, 1013922), (273, 943356), (364, 707517), (381, 675948), (468, 550291), (508, 506961), (546, 471678), (619, 416052), (762, 337974), (819, 314452), (889, 289692), (1092, 235839), (1143, 225316), (1238, 208026), (1524, 168987), (1638, 157226), (1651, 155988), (1778, 144846), (1857, 138684), (2286, 112658), (2476, 104013), (2667, 96564), (3276, 78613), (3302, 77994), (3556, 72423), (3714, 69342), (4333, 59436), (4572, 56329), (4953, 51996), (5334, 48282), (5571, 46228), (6604, 38997), (7428, 34671), (8001, 32188), (8047, 32004), (8666, 29718), (9906, 25998), (10668, 24141), (11142, 23114), (11557, 22284), (12999, 19812), (14859, 17332), (16002, 16094)]