28160496

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 180

約数和(自身を含む): 99050952

約数和(自身を除く): 70890456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 234, 252, 273, 294, 307, 312, 336, 364, 392, 441, 468, 504, 546, 588, 614, 624, 637, 728, 784, 819, 882, 921, 936, 1008, 1092, 1176, 1228, 1274, 1456, 1638, 1764, 1842, 1872, 1911, 2149, 2184, 2352, 2456, 2548, 2763, 3276, 3528, 3684, 3822, 3991, 4298, 4368, 4912, 5096, 5526, 5733, 6447, 6552, 7056, 7368, 7644, 7982, 8596, 10192, 11052, 11466, 11973, 12894, 13104, 14736, 15043, 15288, 15964, 17192, 19341, 22104, 22932, 23946, 25788, 27937, 30086, 30576, 31928, 34384, 35919, 38682, 44208, 45129, 45864, 47892, 51576, 55874, 60172, 63856, 71838, 77364, 83811, 90258, 91728, 95784, 103152, 111748, 120344, 135387, 143676, 154728, 167622, 180516, 191568, 195559, 223496, 240688, 251433, 270774, 287352, 309456, 335244, 361032, 391118, 446992, 502866, 541548, 574704, 586677, 670488, 722064, 782236, 1005732, 1083096, 1173354, 1340976, 1564472, 1760031, 2011464, 2166192, 2346708, 3128944, 3520062, 4022928, 4693416, 7040124, 9386832, 14080248, 28160496]

約数ペア:

[(1, 28160496), (2, 14080248), (3, 9386832), (4, 7040124), (6, 4693416), (7, 4022928), (8, 3520062), (9, 3128944), (12, 2346708), (13, 2166192), (14, 2011464), (16, 1760031), (18, 1564472), (21, 1340976), (24, 1173354), (26, 1083096), (28, 1005732), (36, 782236), (39, 722064), (42, 670488), (48, 586677), (49, 574704), (52, 541548), (56, 502866), (63, 446992), (72, 391118), (78, 361032), (84, 335244), (91, 309456), (98, 287352), (104, 270774), (112, 251433), (117, 240688), (126, 223496), (144, 195559), (147, 191568), (156, 180516), (168, 167622), (182, 154728), (196, 143676), (208, 135387), (234, 120344), (252, 111748), (273, 103152), (294, 95784), (307, 91728), (312, 90258), (336, 83811), (364, 77364), (392, 71838), (441, 63856), (468, 60172), (504, 55874), (546, 51576), (588, 47892), (614, 45864), (624, 45129), (637, 44208), (728, 38682), (784, 35919), (819, 34384), (882, 31928), (921, 30576), (936, 30086), (1008, 27937), (1092, 25788), (1176, 23946), (1228, 22932), (1274, 22104), (1456, 19341), (1638, 17192), (1764, 15964), (1842, 15288), (1872, 15043), (1911, 14736), (2149, 13104), (2184, 12894), (2352, 11973), (2456, 11466), (2548, 11052), (2763, 10192), (3276, 8596), (3528, 7982), (3684, 7644), (3822, 7368), (3991, 7056), (4298, 6552), (4368, 6447), (4912, 5733), (5096, 5526)]