399115584

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 252

約数和(自身を含む): 1355140800

約数和(自身を除く): 956025216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 79, 84, 96, 98, 112, 126, 144, 147, 158, 168, 179, 192, 196, 224, 237, 252, 288, 294, 316, 336, 358, 392, 441, 448, 474, 504, 537, 553, 576, 588, 632, 672, 711, 716, 784, 882, 948, 1008, 1074, 1106, 1176, 1253, 1264, 1344, 1422, 1432, 1568, 1611, 1659, 1764, 1896, 2016, 2148, 2212, 2352, 2506, 2528, 2844, 2864, 3136, 3222, 3318, 3528, 3759, 3792, 3871, 4032, 4296, 4424, 4704, 4977, 5012, 5056, 5688, 5728, 6444, 6636, 7056, 7518, 7584, 7742, 8592, 8771, 8848, 9408, 9954, 10024, 11277, 11376, 11456, 11613, 12888, 13272, 14112, 14141, 15036, 15168, 15484, 17184, 17542, 17696, 19908, 20048, 22554, 22752, 23226, 25776, 26313, 26544, 28224, 28282, 30072, 30968, 34368, 34839, 35084, 35392, 39816, 40096, 42423, 45108, 45504, 46452, 51552, 52626, 53088, 56564, 60144, 61936, 69678, 70168, 78939, 79632, 80192, 84846, 90216, 92904, 98987, 103104, 105252, 106176, 113128, 120288, 123872, 127269, 139356, 140336, 157878, 159264, 169692, 180432, 185808, 197974, 210504, 226256, 240576, 247744, 254538, 278712, 280672, 296961, 315756, 318528, 339384, 360864, 371616, 395948, 421008, 452512, 509076, 557424, 561344, 593922, 631512, 678768, 692909, 721728, 743232, 791896, 842016, 890883, 905024, 1018152, 1114848, 1187844, 1263024, 1357536, 1385818, 1583792, 1684032, 1781766, 2036304, 2078727, 2229696, 2375688, 2526048, 2715072, 2771636, 3167584, 3563532, 4072608, 4157454, 4751376, 5052096, 5543272, 6236181, 6335168, 7127064, 8145216, 8314908, 9502752, 11086544, 12472362, 14254128, 16629816, 19005504, 22173088, 24944724, 28508256, 33259632, 44346176, 49889448, 57016512, 66519264, 99778896, 133038528, 199557792, 399115584]

約数ペア:

[(1, 399115584), (2, 199557792), (3, 133038528), (4, 99778896), (6, 66519264), (7, 57016512), (8, 49889448), (9, 44346176), (12, 33259632), (14, 28508256), (16, 24944724), (18, 22173088), (21, 19005504), (24, 16629816), (28, 14254128), (32, 12472362), (36, 11086544), (42, 9502752), (48, 8314908), (49, 8145216), (56, 7127064), (63, 6335168), (64, 6236181), (72, 5543272), (79, 5052096), (84, 4751376), (96, 4157454), (98, 4072608), (112, 3563532), (126, 3167584), (144, 2771636), (147, 2715072), (158, 2526048), (168, 2375688), (179, 2229696), (192, 2078727), (196, 2036304), (224, 1781766), (237, 1684032), (252, 1583792), (288, 1385818), (294, 1357536), (316, 1263024), (336, 1187844), (358, 1114848), (392, 1018152), (441, 905024), (448, 890883), (474, 842016), (504, 791896), (537, 743232), (553, 721728), (576, 692909), (588, 678768), (632, 631512), (672, 593922), (711, 561344), (716, 557424), (784, 509076), (882, 452512), (948, 421008), (1008, 395948), (1074, 371616), (1106, 360864), (1176, 339384), (1253, 318528), (1264, 315756), (1344, 296961), (1422, 280672), (1432, 278712), (1568, 254538), (1611, 247744), (1659, 240576), (1764, 226256), (1896, 210504), (2016, 197974), (2148, 185808), (2212, 180432), (2352, 169692), (2506, 159264), (2528, 157878), (2844, 140336), (2864, 139356), (3136, 127269), (3222, 123872), (3318, 120288), (3528, 113128), (3759, 106176), (3792, 105252), (3871, 103104), (4032, 98987), (4296, 92904), (4424, 90216), (4704, 84846), (4977, 80192), (5012, 79632), (5056, 78939), (5688, 70168), (5728, 69678), (6444, 61936), (6636, 60144), (7056, 56564), (7518, 53088), (7584, 52626), (7742, 51552), (8592, 46452), (8771, 45504), (8848, 45108), (9408, 42423), (9954, 40096), (10024, 39816), (11277, 35392), (11376, 35084), (11456, 34839), (11613, 34368), (12888, 30968), (13272, 30072), (14112, 28282), (14141, 28224), (15036, 26544), (15168, 26313), (15484, 25776), (17184, 23226), (17542, 22752), (17696, 22554), (19908, 20048)]