128503872

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 252

約数和(自身を含む): 446067180

約数和(自身を除く): 317563308

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 49, 56, 58, 63, 64, 72, 84, 87, 96, 98, 112, 116, 126, 144, 147, 157, 168, 174, 192, 196, 203, 224, 232, 252, 261, 288, 294, 314, 336, 348, 392, 406, 441, 448, 464, 471, 504, 522, 576, 588, 609, 628, 672, 696, 784, 812, 882, 928, 942, 1008, 1044, 1099, 1176, 1218, 1256, 1344, 1392, 1413, 1421, 1568, 1624, 1764, 1827, 1856, 1884, 2016, 2088, 2198, 2352, 2436, 2512, 2784, 2826, 2842, 3136, 3248, 3297, 3528, 3654, 3768, 4032, 4176, 4263, 4396, 4553, 4704, 4872, 5024, 5568, 5652, 5684, 6496, 6594, 7056, 7308, 7536, 7693, 8352, 8526, 8792, 9106, 9408, 9744, 9891, 10048, 11304, 11368, 12789, 12992, 13188, 13659, 14112, 14616, 15072, 15386, 16704, 17052, 17584, 18212, 19488, 19782, 22608, 22736, 23079, 25578, 26376, 27318, 28224, 29232, 30144, 30772, 31871, 34104, 35168, 36424, 38976, 39564, 40977, 45216, 45472, 46158, 51156, 52752, 54636, 58464, 61544, 63742, 68208, 69237, 70336, 72848, 79128, 81954, 90432, 90944, 92316, 95613, 102312, 105504, 109272, 116928, 123088, 127484, 136416, 138474, 145696, 158256, 163908, 184632, 191226, 204624, 211008, 218544, 223097, 246176, 254968, 272832, 276948, 286839, 291392, 316512, 327816, 369264, 382452, 409248, 437088, 446194, 492352, 509936, 553896, 573678, 633024, 655632, 669291, 738528, 764904, 818496, 874176, 892388, 1019872, 1107792, 1147356, 1311264, 1338582, 1477056, 1529808, 1784776, 2007873, 2039744, 2215584, 2294712, 2622528, 2677164, 3059616, 3569552, 4015746, 4431168, 4589424, 5354328, 6119232, 7139104, 8031492, 9178848, 10708656, 14278208, 16062984, 18357696, 21417312, 32125968, 42834624, 64251936, 128503872]

約数ペア:

[(1, 128503872), (2, 64251936), (3, 42834624), (4, 32125968), (6, 21417312), (7, 18357696), (8, 16062984), (9, 14278208), (12, 10708656), (14, 9178848), (16, 8031492), (18, 7139104), (21, 6119232), (24, 5354328), (28, 4589424), (29, 4431168), (32, 4015746), (36, 3569552), (42, 3059616), (48, 2677164), (49, 2622528), (56, 2294712), (58, 2215584), (63, 2039744), (64, 2007873), (72, 1784776), (84, 1529808), (87, 1477056), (96, 1338582), (98, 1311264), (112, 1147356), (116, 1107792), (126, 1019872), (144, 892388), (147, 874176), (157, 818496), (168, 764904), (174, 738528), (192, 669291), (196, 655632), (203, 633024), (224, 573678), (232, 553896), (252, 509936), (261, 492352), (288, 446194), (294, 437088), (314, 409248), (336, 382452), (348, 369264), (392, 327816), (406, 316512), (441, 291392), (448, 286839), (464, 276948), (471, 272832), (504, 254968), (522, 246176), (576, 223097), (588, 218544), (609, 211008), (628, 204624), (672, 191226), (696, 184632), (784, 163908), (812, 158256), (882, 145696), (928, 138474), (942, 136416), (1008, 127484), (1044, 123088), (1099, 116928), (1176, 109272), (1218, 105504), (1256, 102312), (1344, 95613), (1392, 92316), (1413, 90944), (1421, 90432), (1568, 81954), (1624, 79128), (1764, 72848), (1827, 70336), (1856, 69237), (1884, 68208), (2016, 63742), (2088, 61544), (2198, 58464), (2352, 54636), (2436, 52752), (2512, 51156), (2784, 46158), (2826, 45472), (2842, 45216), (3136, 40977), (3248, 39564), (3297, 38976), (3528, 36424), (3654, 35168), (3768, 34104), (4032, 31871), (4176, 30772), (4263, 30144), (4396, 29232), (4553, 28224), (4704, 27318), (4872, 26376), (5024, 25578), (5568, 23079), (5652, 22736), (5684, 22608), (6496, 19782), (6594, 19488), (7056, 18212), (7308, 17584), (7536, 17052), (7693, 16704), (8352, 15386), (8526, 15072), (8792, 14616), (9106, 14112), (9408, 13659), (9744, 13188), (9891, 12992), (10048, 12789), (11304, 11368)]