399937536

素因数分解:

$2^{12}\times 3^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 156

約数和(自身を含む): 1218165520

約数和(自身を除く): 818227984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 512, 571, 576, 608, 684, 768, 912, 1024, 1142, 1152, 1216, 1368, 1536, 1713, 1824, 2048, 2284, 2304, 2432, 2736, 3072, 3426, 3648, 4096, 4568, 4608, 4864, 5139, 5472, 6144, 6852, 7296, 9136, 9216, 9728, 10278, 10849, 10944, 12288, 13704, 14592, 18272, 18432, 19456, 20556, 21698, 21888, 27408, 29184, 32547, 36544, 36864, 38912, 41112, 43396, 43776, 54816, 58368, 65094, 73088, 77824, 82224, 86792, 87552, 97641, 109632, 116736, 130188, 146176, 164448, 173584, 175104, 195282, 219264, 233472, 260376, 292352, 328896, 347168, 350208, 390564, 438528, 520752, 584704, 657792, 694336, 700416, 781128, 877056, 1041504, 1169408, 1315584, 1388672, 1562256, 1754112, 2083008, 2338816, 2631168, 2777344, 3124512, 3508224, 4166016, 5262336, 5554688, 6249024, 7016448, 8332032, 10524672, 11109376, 12498048, 16664064, 21049344, 22218752, 24996096, 33328128, 44437504, 49992192, 66656256, 99984384, 133312512, 199968768, 399937536]

約数ペア:

[(1, 399937536), (2, 199968768), (3, 133312512), (4, 99984384), (6, 66656256), (8, 49992192), (9, 44437504), (12, 33328128), (16, 24996096), (18, 22218752), (19, 21049344), (24, 16664064), (32, 12498048), (36, 11109376), (38, 10524672), (48, 8332032), (57, 7016448), (64, 6249024), (72, 5554688), (76, 5262336), (96, 4166016), (114, 3508224), (128, 3124512), (144, 2777344), (152, 2631168), (171, 2338816), (192, 2083008), (228, 1754112), (256, 1562256), (288, 1388672), (304, 1315584), (342, 1169408), (384, 1041504), (456, 877056), (512, 781128), (571, 700416), (576, 694336), (608, 657792), (684, 584704), (768, 520752), (912, 438528), (1024, 390564), (1142, 350208), (1152, 347168), (1216, 328896), (1368, 292352), (1536, 260376), (1713, 233472), (1824, 219264), (2048, 195282), (2284, 175104), (2304, 173584), (2432, 164448), (2736, 146176), (3072, 130188), (3426, 116736), (3648, 109632), (4096, 97641), (4568, 87552), (4608, 86792), (4864, 82224), (5139, 77824), (5472, 73088), (6144, 65094), (6852, 58368), (7296, 54816), (9136, 43776), (9216, 43396), (9728, 41112), (10278, 38912), (10849, 36864), (10944, 36544), (12288, 32547), (13704, 29184), (14592, 27408), (18272, 21888), (18432, 21698), (19456, 20556)]