128351808

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 168

約数和(自身を含む): 404125176

約数和(自身を除く): 275773368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 144, 156, 183, 192, 208, 234, 244, 281, 288, 312, 366, 416, 468, 488, 549, 562, 576, 624, 732, 793, 832, 843, 936, 976, 1098, 1124, 1248, 1464, 1586, 1686, 1872, 1952, 2196, 2248, 2379, 2496, 2529, 2928, 3172, 3372, 3653, 3744, 3904, 4392, 4496, 4758, 5058, 5856, 6344, 6744, 7137, 7306, 7488, 8784, 8992, 9516, 10116, 10959, 11712, 12688, 13488, 14274, 14612, 17141, 17568, 17984, 19032, 20232, 21918, 25376, 26976, 28548, 29224, 32877, 34282, 35136, 38064, 40464, 43836, 50752, 51423, 53952, 57096, 58448, 65754, 68564, 76128, 80928, 87672, 102846, 114192, 116896, 131508, 137128, 152256, 154269, 161856, 175344, 205692, 222833, 228384, 233792, 263016, 274256, 308538, 350688, 411384, 445666, 456768, 526032, 548512, 617076, 668499, 701376, 822768, 891332, 1052064, 1097024, 1234152, 1336998, 1645536, 1782664, 2005497, 2104128, 2468304, 2673996, 3291072, 3565328, 4010994, 4936608, 5347992, 7130656, 8021988, 9873216, 10695984, 14261312, 16043976, 21391968, 32087952, 42783936, 64175904, 128351808]

約数ペア:

[(1, 128351808), (2, 64175904), (3, 42783936), (4, 32087952), (6, 21391968), (8, 16043976), (9, 14261312), (12, 10695984), (13, 9873216), (16, 8021988), (18, 7130656), (24, 5347992), (26, 4936608), (32, 4010994), (36, 3565328), (39, 3291072), (48, 2673996), (52, 2468304), (61, 2104128), (64, 2005497), (72, 1782664), (78, 1645536), (96, 1336998), (104, 1234152), (117, 1097024), (122, 1052064), (144, 891332), (156, 822768), (183, 701376), (192, 668499), (208, 617076), (234, 548512), (244, 526032), (281, 456768), (288, 445666), (312, 411384), (366, 350688), (416, 308538), (468, 274256), (488, 263016), (549, 233792), (562, 228384), (576, 222833), (624, 205692), (732, 175344), (793, 161856), (832, 154269), (843, 152256), (936, 137128), (976, 131508), (1098, 116896), (1124, 114192), (1248, 102846), (1464, 87672), (1586, 80928), (1686, 76128), (1872, 68564), (1952, 65754), (2196, 58448), (2248, 57096), (2379, 53952), (2496, 51423), (2529, 50752), (2928, 43836), (3172, 40464), (3372, 38064), (3653, 35136), (3744, 34282), (3904, 32877), (4392, 29224), (4496, 28548), (4758, 26976), (5058, 25376), (5856, 21918), (6344, 20232), (6744, 19032), (7137, 17984), (7306, 17568), (7488, 17141), (8784, 14612), (8992, 14274), (9516, 13488), (10116, 12688), (10959, 11712)]