28776384

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 280

約数和(自身を含む): 106708448

約数和(自身を除く): 77932064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 61, 63, 64, 72, 78, 81, 84, 91, 96, 104, 108, 112, 117, 122, 126, 144, 156, 162, 168, 182, 183, 189, 192, 208, 216, 224, 234, 244, 252, 273, 288, 312, 324, 336, 351, 364, 366, 378, 416, 427, 432, 448, 468, 488, 504, 546, 549, 567, 576, 624, 648, 672, 702, 728, 732, 756, 793, 819, 832, 854, 864, 936, 976, 1008, 1053, 1092, 1098, 1134, 1248, 1281, 1296, 1344, 1404, 1456, 1464, 1512, 1586, 1638, 1647, 1708, 1728, 1872, 1952, 2016, 2106, 2184, 2196, 2268, 2379, 2457, 2496, 2562, 2592, 2808, 2912, 2928, 3024, 3172, 3276, 3294, 3416, 3744, 3843, 3904, 4032, 4212, 4368, 4392, 4536, 4758, 4914, 4941, 5124, 5184, 5551, 5616, 5824, 5856, 6048, 6344, 6552, 6588, 6832, 7137, 7371, 7488, 7686, 8424, 8736, 8784, 9072, 9516, 9828, 9882, 10248, 11102, 11232, 11529, 11712, 12096, 12688, 13104, 13176, 13664, 14274, 14742, 15372, 16653, 16848, 17472, 17568, 18144, 19032, 19656, 19764, 20496, 21411, 22204, 22464, 23058, 25376, 26208, 26352, 27328, 28548, 29484, 30744, 33306, 33696, 34587, 35136, 36288, 38064, 39312, 39528, 40992, 42822, 44408, 46116, 49959, 50752, 52416, 52704, 57096, 58968, 61488, 64233, 66612, 67392, 69174, 76128, 78624, 79056, 81984, 85644, 88816, 92232, 99918, 105408, 114192, 117936, 122976, 128466, 133224, 138348, 149877, 152256, 157248, 158112, 171288, 177632, 184464, 199836, 228384, 235872, 245952, 256932, 266448, 276696, 299754, 316224, 342576, 355264, 368928, 399672, 449631, 456768, 471744, 513864, 532896, 553392, 599508, 685152, 737856, 799344, 899262, 1027728, 1065792, 1106784, 1199016, 1370304, 1598688, 1798524, 2055456, 2213568, 2398032, 3197376, 3597048, 4110912, 4796064, 7194096, 9592128, 14388192, 28776384]

約数ペア:

[(1, 28776384), (2, 14388192), (3, 9592128), (4, 7194096), (6, 4796064), (7, 4110912), (8, 3597048), (9, 3197376), (12, 2398032), (13, 2213568), (14, 2055456), (16, 1798524), (18, 1598688), (21, 1370304), (24, 1199016), (26, 1106784), (27, 1065792), (28, 1027728), (32, 899262), (36, 799344), (39, 737856), (42, 685152), (48, 599508), (52, 553392), (54, 532896), (56, 513864), (61, 471744), (63, 456768), (64, 449631), (72, 399672), (78, 368928), (81, 355264), (84, 342576), (91, 316224), (96, 299754), (104, 276696), (108, 266448), (112, 256932), (117, 245952), (122, 235872), (126, 228384), (144, 199836), (156, 184464), (162, 177632), (168, 171288), (182, 158112), (183, 157248), (189, 152256), (192, 149877), (208, 138348), (216, 133224), (224, 128466), (234, 122976), (244, 117936), (252, 114192), (273, 105408), (288, 99918), (312, 92232), (324, 88816), (336, 85644), (351, 81984), (364, 79056), (366, 78624), (378, 76128), (416, 69174), (427, 67392), (432, 66612), (448, 64233), (468, 61488), (488, 58968), (504, 57096), (546, 52704), (549, 52416), (567, 50752), (576, 49959), (624, 46116), (648, 44408), (672, 42822), (702, 40992), (728, 39528), (732, 39312), (756, 38064), (793, 36288), (819, 35136), (832, 34587), (854, 33696), (864, 33306), (936, 30744), (976, 29484), (1008, 28548), (1053, 27328), (1092, 26352), (1098, 26208), (1134, 25376), (1248, 23058), (1281, 22464), (1296, 22204), (1344, 21411), (1404, 20496), (1456, 19764), (1464, 19656), (1512, 19032), (1586, 18144), (1638, 17568), (1647, 17472), (1708, 16848), (1728, 16653), (1872, 15372), (1952, 14742), (2016, 14274), (2106, 13664), (2184, 13176), (2196, 13104), (2268, 12688), (2379, 12096), (2457, 11712), (2496, 11529), (2562, 11232), (2592, 11102), (2808, 10248), (2912, 9882), (2928, 9828), (3024, 9516), (3172, 9072), (3276, 8784), (3294, 8736), (3416, 8424), (3744, 7686), (3843, 7488), (3904, 7371), (4032, 7137), (4212, 6832), (4368, 6588), (4392, 6552), (4536, 6344), (4758, 6048), (4914, 5856), (4941, 5824), (5124, 5616), (5184, 5551)]