28474992

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 102368448

約数和(自身を除く): 73893456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 41, 42, 48, 52, 53, 56, 63, 72, 78, 82, 84, 91, 104, 106, 112, 117, 123, 126, 144, 156, 159, 164, 168, 182, 208, 212, 234, 246, 252, 273, 287, 312, 318, 328, 336, 364, 369, 371, 424, 468, 477, 492, 504, 533, 546, 574, 624, 636, 656, 689, 728, 738, 742, 819, 848, 861, 936, 954, 984, 1008, 1066, 1092, 1113, 1148, 1272, 1378, 1456, 1476, 1484, 1599, 1638, 1722, 1872, 1908, 1968, 2067, 2132, 2173, 2184, 2226, 2296, 2544, 2583, 2756, 2952, 2968, 3198, 3276, 3339, 3444, 3731, 3816, 4134, 4264, 4346, 4368, 4452, 4592, 4797, 4823, 5166, 5512, 5904, 5936, 6201, 6396, 6519, 6552, 6678, 6888, 7462, 7632, 8268, 8528, 8692, 8904, 9594, 9646, 10332, 11024, 11193, 12402, 12792, 13038, 13104, 13356, 13776, 14469, 14924, 15211, 16536, 17384, 17808, 19188, 19292, 19557, 20664, 22386, 24804, 25584, 26076, 26712, 28249, 28938, 29848, 30422, 33072, 33579, 34768, 38376, 38584, 39114, 41328, 43407, 44772, 45633, 49608, 52152, 53424, 56498, 57876, 59696, 60844, 67158, 76752, 77168, 78228, 84747, 86814, 89544, 91266, 99216, 104304, 112996, 115752, 121688, 134316, 136899, 156456, 169494, 173628, 179088, 182532, 197743, 225992, 231504, 243376, 254241, 268632, 273798, 312912, 338988, 347256, 365064, 395486, 451984, 508482, 537264, 547596, 593229, 677976, 694512, 730128, 790972, 1016964, 1095192, 1186458, 1355952, 1581944, 1779687, 2033928, 2190384, 2372916, 3163888, 3559374, 4067856, 4745832, 7118748, 9491664, 14237496, 28474992]

約数ペア:

[(1, 28474992), (2, 14237496), (3, 9491664), (4, 7118748), (6, 4745832), (7, 4067856), (8, 3559374), (9, 3163888), (12, 2372916), (13, 2190384), (14, 2033928), (16, 1779687), (18, 1581944), (21, 1355952), (24, 1186458), (26, 1095192), (28, 1016964), (36, 790972), (39, 730128), (41, 694512), (42, 677976), (48, 593229), (52, 547596), (53, 537264), (56, 508482), (63, 451984), (72, 395486), (78, 365064), (82, 347256), (84, 338988), (91, 312912), (104, 273798), (106, 268632), (112, 254241), (117, 243376), (123, 231504), (126, 225992), (144, 197743), (156, 182532), (159, 179088), (164, 173628), (168, 169494), (182, 156456), (208, 136899), (212, 134316), (234, 121688), (246, 115752), (252, 112996), (273, 104304), (287, 99216), (312, 91266), (318, 89544), (328, 86814), (336, 84747), (364, 78228), (369, 77168), (371, 76752), (424, 67158), (468, 60844), (477, 59696), (492, 57876), (504, 56498), (533, 53424), (546, 52152), (574, 49608), (624, 45633), (636, 44772), (656, 43407), (689, 41328), (728, 39114), (738, 38584), (742, 38376), (819, 34768), (848, 33579), (861, 33072), (936, 30422), (954, 29848), (984, 28938), (1008, 28249), (1066, 26712), (1092, 26076), (1113, 25584), (1148, 24804), (1272, 22386), (1378, 20664), (1456, 19557), (1476, 19292), (1484, 19188), (1599, 17808), (1638, 17384), (1722, 16536), (1872, 15211), (1908, 14924), (1968, 14469), (2067, 13776), (2132, 13356), (2173, 13104), (2184, 13038), (2226, 12792), (2296, 12402), (2544, 11193), (2583, 11024), (2756, 10332), (2952, 9646), (2968, 9594), (3198, 8904), (3276, 8692), (3339, 8528), (3444, 8268), (3731, 7632), (3816, 7462), (4134, 6888), (4264, 6678), (4346, 6552), (4368, 6519), (4452, 6396), (4592, 6201), (4797, 5936), (4823, 5904), (5166, 5512)]