78448188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 238963200

約数和(自身を除く): 160515012

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 199, 228, 247, 266, 273, 361, 364, 398, 399, 494, 532, 546, 597, 722, 741, 796, 798, 988, 1083, 1092, 1194, 1393, 1444, 1482, 1596, 1729, 2166, 2388, 2527, 2587, 2786, 2964, 3458, 3781, 4179, 4332, 4693, 5054, 5174, 5187, 5572, 6916, 7562, 7581, 7761, 8358, 9386, 10108, 10348, 10374, 11343, 14079, 15124, 15162, 15522, 16716, 18109, 18772, 20748, 22686, 26467, 28158, 30324, 31044, 32851, 36218, 45372, 49153, 52934, 54327, 56316, 65702, 71839, 72436, 79401, 98306, 98553, 105868, 108654, 131404, 143678, 147459, 158802, 196612, 197106, 215517, 217308, 287356, 294918, 317604, 344071, 394212, 431034, 502873, 589836, 688142, 862068, 933907, 1005746, 1032213, 1376284, 1508619, 1867814, 2011492, 2064426, 2801721, 3017238, 3735628, 4128852, 5603442, 6034476, 6537349, 11206884, 13074698, 19612047, 26149396, 39224094, 78448188]

約数ペア:

[(1, 78448188), (2, 39224094), (3, 26149396), (4, 19612047), (6, 13074698), (7, 11206884), (12, 6537349), (13, 6034476), (14, 5603442), (19, 4128852), (21, 3735628), (26, 3017238), (28, 2801721), (38, 2064426), (39, 2011492), (42, 1867814), (52, 1508619), (57, 1376284), (76, 1032213), (78, 1005746), (84, 933907), (91, 862068), (114, 688142), (133, 589836), (156, 502873), (182, 431034), (199, 394212), (228, 344071), (247, 317604), (266, 294918), (273, 287356), (361, 217308), (364, 215517), (398, 197106), (399, 196612), (494, 158802), (532, 147459), (546, 143678), (597, 131404), (722, 108654), (741, 105868), (796, 98553), (798, 98306), (988, 79401), (1083, 72436), (1092, 71839), (1194, 65702), (1393, 56316), (1444, 54327), (1482, 52934), (1596, 49153), (1729, 45372), (2166, 36218), (2388, 32851), (2527, 31044), (2587, 30324), (2786, 28158), (2964, 26467), (3458, 22686), (3781, 20748), (4179, 18772), (4332, 18109), (4693, 16716), (5054, 15522), (5174, 15162), (5187, 15124), (5572, 14079), (6916, 11343), (7562, 10374), (7581, 10348), (7761, 10108), (8358, 9386)]