181390872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 528595200

約数和(自身を除く): 347204328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 37, 38, 39, 52, 57, 74, 76, 78, 104, 111, 114, 148, 152, 156, 222, 228, 247, 296, 312, 444, 456, 481, 494, 703, 741, 827, 888, 962, 988, 1406, 1443, 1482, 1654, 1924, 1976, 2109, 2481, 2812, 2886, 2964, 3308, 3848, 4218, 4962, 5624, 5772, 5928, 6616, 8436, 9139, 9924, 10751, 11544, 15713, 16872, 18278, 19848, 21502, 27417, 30599, 31426, 32253, 36556, 43004, 47139, 54834, 61198, 62852, 64506, 73112, 86008, 91797, 94278, 109668, 122396, 125704, 129012, 183594, 188556, 204269, 219336, 244792, 258024, 367188, 377112, 397787, 408538, 581381, 612807, 734376, 795574, 817076, 1162762, 1193361, 1225614, 1591148, 1634152, 1744143, 2325524, 2386722, 2451228, 3182296, 3488286, 4651048, 4773444, 4902456, 6976572, 7557953, 9546888, 13953144, 15115906, 22673859, 30231812, 45347718, 60463624, 90695436, 181390872]

約数ペア:

[(1, 181390872), (2, 90695436), (3, 60463624), (4, 45347718), (6, 30231812), (8, 22673859), (12, 15115906), (13, 13953144), (19, 9546888), (24, 7557953), (26, 6976572), (37, 4902456), (38, 4773444), (39, 4651048), (52, 3488286), (57, 3182296), (74, 2451228), (76, 2386722), (78, 2325524), (104, 1744143), (111, 1634152), (114, 1591148), (148, 1225614), (152, 1193361), (156, 1162762), (222, 817076), (228, 795574), (247, 734376), (296, 612807), (312, 581381), (444, 408538), (456, 397787), (481, 377112), (494, 367188), (703, 258024), (741, 244792), (827, 219336), (888, 204269), (962, 188556), (988, 183594), (1406, 129012), (1443, 125704), (1482, 122396), (1654, 109668), (1924, 94278), (1976, 91797), (2109, 86008), (2481, 73112), (2812, 64506), (2886, 62852), (2964, 61198), (3308, 54834), (3848, 47139), (4218, 43004), (4962, 36556), (5624, 32253), (5772, 31426), (5928, 30599), (6616, 27417), (8436, 21502), (9139, 19848), (9924, 18278), (10751, 16872), (11544, 15713)]