400504832

素因数分解:

$2^{11}\times 7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 1006485480

約数和(自身を除く): 605980648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 307, 364, 392, 416, 448, 512, 614, 637, 728, 784, 832, 896, 1024, 1228, 1274, 1456, 1568, 1664, 1792, 2048, 2149, 2456, 2548, 2912, 3136, 3328, 3584, 3991, 4298, 4912, 5096, 5824, 6272, 6656, 7168, 7982, 8596, 9824, 10192, 11648, 12544, 13312, 14336, 15043, 15964, 17192, 19648, 20384, 23296, 25088, 26624, 27937, 30086, 31928, 34384, 39296, 40768, 46592, 50176, 55874, 60172, 63856, 68768, 78592, 81536, 93184, 100352, 111748, 120344, 127712, 137536, 157184, 163072, 186368, 195559, 223496, 240688, 255424, 275072, 314368, 326144, 391118, 446992, 481376, 510848, 550144, 628736, 652288, 782236, 893984, 962752, 1021696, 1100288, 1304576, 1564472, 1787968, 1925504, 2043392, 2200576, 3128944, 3575936, 3851008, 4086784, 4401152, 6257888, 7151872, 7702016, 8173568, 12515776, 14303744, 15404032, 25031552, 28607488, 30808064, 50063104, 57214976, 100126208, 200252416, 400504832]

約数ペア:

[(1, 400504832), (2, 200252416), (4, 100126208), (7, 57214976), (8, 50063104), (13, 30808064), (14, 28607488), (16, 25031552), (26, 15404032), (28, 14303744), (32, 12515776), (49, 8173568), (52, 7702016), (56, 7151872), (64, 6257888), (91, 4401152), (98, 4086784), (104, 3851008), (112, 3575936), (128, 3128944), (182, 2200576), (196, 2043392), (208, 1925504), (224, 1787968), (256, 1564472), (307, 1304576), (364, 1100288), (392, 1021696), (416, 962752), (448, 893984), (512, 782236), (614, 652288), (637, 628736), (728, 550144), (784, 510848), (832, 481376), (896, 446992), (1024, 391118), (1228, 326144), (1274, 314368), (1456, 275072), (1568, 255424), (1664, 240688), (1792, 223496), (2048, 195559), (2149, 186368), (2456, 163072), (2548, 157184), (2912, 137536), (3136, 127712), (3328, 120344), (3584, 111748), (3991, 100352), (4298, 93184), (4912, 81536), (5096, 78592), (5824, 68768), (6272, 63856), (6656, 60172), (7168, 55874), (7982, 50176), (8596, 46592), (9824, 40768), (10192, 39296), (11648, 34384), (12544, 31928), (13312, 30086), (14336, 27937), (15043, 26624), (15964, 25088), (17192, 23296), (19648, 20384)]