388297728

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:509

約数の個数: 264

約数和(自身を含む): 1382920448

約数和(自身を除く): 994622720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 312, 336, 364, 384, 416, 448, 463, 468, 504, 512, 546, 576, 624, 672, 728, 768, 819, 832, 896, 926, 936, 1008, 1024, 1092, 1152, 1248, 1344, 1389, 1456, 1536, 1638, 1664, 1792, 1852, 1872, 2016, 2184, 2304, 2496, 2688, 2778, 2912, 3072, 3241, 3276, 3328, 3584, 3704, 3744, 4032, 4167, 4368, 4608, 4992, 5376, 5556, 5824, 6019, 6482, 6552, 6656, 7168, 7408, 7488, 8064, 8334, 8736, 9216, 9723, 9984, 10752, 11112, 11648, 12038, 12964, 13104, 13312, 14816, 14976, 16128, 16668, 17472, 18057, 19446, 19968, 21504, 22224, 23296, 24076, 25928, 26208, 29169, 29632, 29952, 32256, 33336, 34944, 36114, 38892, 39936, 42133, 44448, 46592, 48152, 51856, 52416, 54171, 58338, 59264, 59904, 64512, 66672, 69888, 72228, 77784, 84266, 88896, 93184, 96304, 103712, 104832, 108342, 116676, 118528, 119808, 126399, 133344, 139776, 144456, 155568, 168532, 177792, 192608, 207424, 209664, 216684, 233352, 237056, 252798, 266688, 279552, 288912, 311136, 337064, 355584, 379197, 385216, 414848, 419328, 433368, 466704, 474112, 505596, 533376, 577824, 622272, 674128, 711168, 758394, 770432, 829696, 838656, 866736, 933408, 1011192, 1066752, 1155648, 1244544, 1348256, 1422336, 1516788, 1540864, 1659392, 1733472, 1866816, 2022384, 2133504, 2311296, 2489088, 2696512, 3033576, 3081728, 3318784, 3466944, 3733632, 4044768, 4267008, 4622592, 4978176, 5393024, 6067152, 6163456, 6933888, 7467264, 8089536, 9245184, 9956352, 10786048, 12134304, 13867776, 14934528, 16179072, 18490368, 21572096, 24268608, 27735552, 29869056, 32358144, 43144192, 48537216, 55471104, 64716288, 97074432, 129432576, 194148864, 388297728]

約数ペア:

[(1, 388297728), (2, 194148864), (3, 129432576), (4, 97074432), (6, 64716288), (7, 55471104), (8, 48537216), (9, 43144192), (12, 32358144), (13, 29869056), (14, 27735552), (16, 24268608), (18, 21572096), (21, 18490368), (24, 16179072), (26, 14934528), (28, 13867776), (32, 12134304), (36, 10786048), (39, 9956352), (42, 9245184), (48, 8089536), (52, 7467264), (56, 6933888), (63, 6163456), (64, 6067152), (72, 5393024), (78, 4978176), (84, 4622592), (91, 4267008), (96, 4044768), (104, 3733632), (112, 3466944), (117, 3318784), (126, 3081728), (128, 3033576), (144, 2696512), (156, 2489088), (168, 2311296), (182, 2133504), (192, 2022384), (208, 1866816), (224, 1733472), (234, 1659392), (252, 1540864), (256, 1516788), (273, 1422336), (288, 1348256), (312, 1244544), (336, 1155648), (364, 1066752), (384, 1011192), (416, 933408), (448, 866736), (463, 838656), (468, 829696), (504, 770432), (512, 758394), (546, 711168), (576, 674128), (624, 622272), (672, 577824), (728, 533376), (768, 505596), (819, 474112), (832, 466704), (896, 433368), (926, 419328), (936, 414848), (1008, 385216), (1024, 379197), (1092, 355584), (1152, 337064), (1248, 311136), (1344, 288912), (1389, 279552), (1456, 266688), (1536, 252798), (1638, 237056), (1664, 233352), (1792, 216684), (1852, 209664), (1872, 207424), (2016, 192608), (2184, 177792), (2304, 168532), (2496, 155568), (2688, 144456), (2778, 139776), (2912, 133344), (3072, 126399), (3241, 119808), (3276, 118528), (3328, 116676), (3584, 108342), (3704, 104832), (3744, 103712), (4032, 96304), (4167, 93184), (4368, 88896), (4608, 84266), (4992, 77784), (5376, 72228), (5556, 69888), (5824, 66672), (6019, 64512), (6482, 59904), (6552, 59264), (6656, 58338), (7168, 54171), (7408, 52416), (7488, 51856), (8064, 48152), (8334, 46592), (8736, 44448), (9216, 42133), (9723, 39936), (9984, 38892), (10752, 36114), (11112, 34944), (11648, 33336), (12038, 32256), (12964, 29952), (13104, 29632), (13312, 29169), (14816, 26208), (14976, 25928), (16128, 24076), (16668, 23296), (17472, 22224), (18057, 21504), (19446, 19968)]