128685312

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 433655040

約数和(自身を除く): 304969728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 101, 112, 126, 128, 144, 158, 168, 192, 202, 224, 237, 252, 256, 288, 303, 316, 336, 384, 404, 448, 474, 504, 553, 576, 606, 632, 672, 707, 711, 768, 808, 896, 909, 948, 1008, 1106, 1152, 1212, 1264, 1344, 1414, 1422, 1616, 1659, 1792, 1818, 1896, 2016, 2121, 2212, 2304, 2424, 2528, 2688, 2828, 2844, 3232, 3318, 3636, 3792, 4032, 4242, 4424, 4848, 4977, 5056, 5376, 5656, 5688, 6363, 6464, 6636, 7272, 7584, 7979, 8064, 8484, 8848, 9696, 9954, 10112, 11312, 11376, 12726, 12928, 13272, 14544, 15168, 15958, 16128, 16968, 17696, 19392, 19908, 20224, 22624, 22752, 23937, 25452, 25856, 26544, 29088, 30336, 31916, 33936, 35392, 38784, 39816, 45248, 45504, 47874, 50904, 53088, 55853, 58176, 60672, 63832, 67872, 70784, 71811, 77568, 79632, 90496, 91008, 95748, 101808, 106176, 111706, 116352, 127664, 135744, 141568, 143622, 159264, 167559, 180992, 182016, 191496, 203616, 212352, 223412, 232704, 255328, 271488, 287244, 318528, 335118, 382992, 407232, 424704, 446824, 502677, 510656, 542976, 574488, 637056, 670236, 765984, 814464, 893648, 1005354, 1021312, 1148976, 1274112, 1340472, 1531968, 1628928, 1787296, 2010708, 2042624, 2297952, 2680944, 3063936, 3574592, 4021416, 4595904, 5361888, 6127872, 7149184, 8042832, 9191808, 10723776, 14298368, 16085664, 18383616, 21447552, 32171328, 42895104, 64342656, 128685312]

約数ペア:

[(1, 128685312), (2, 64342656), (3, 42895104), (4, 32171328), (6, 21447552), (7, 18383616), (8, 16085664), (9, 14298368), (12, 10723776), (14, 9191808), (16, 8042832), (18, 7149184), (21, 6127872), (24, 5361888), (28, 4595904), (32, 4021416), (36, 3574592), (42, 3063936), (48, 2680944), (56, 2297952), (63, 2042624), (64, 2010708), (72, 1787296), (79, 1628928), (84, 1531968), (96, 1340472), (101, 1274112), (112, 1148976), (126, 1021312), (128, 1005354), (144, 893648), (158, 814464), (168, 765984), (192, 670236), (202, 637056), (224, 574488), (237, 542976), (252, 510656), (256, 502677), (288, 446824), (303, 424704), (316, 407232), (336, 382992), (384, 335118), (404, 318528), (448, 287244), (474, 271488), (504, 255328), (553, 232704), (576, 223412), (606, 212352), (632, 203616), (672, 191496), (707, 182016), (711, 180992), (768, 167559), (808, 159264), (896, 143622), (909, 141568), (948, 135744), (1008, 127664), (1106, 116352), (1152, 111706), (1212, 106176), (1264, 101808), (1344, 95748), (1414, 91008), (1422, 90496), (1616, 79632), (1659, 77568), (1792, 71811), (1818, 70784), (1896, 67872), (2016, 63832), (2121, 60672), (2212, 58176), (2304, 55853), (2424, 53088), (2528, 50904), (2688, 47874), (2828, 45504), (2844, 45248), (3232, 39816), (3318, 38784), (3636, 35392), (3792, 33936), (4032, 31916), (4242, 30336), (4424, 29088), (4848, 26544), (4977, 25856), (5056, 25452), (5376, 23937), (5656, 22752), (5688, 22624), (6363, 20224), (6464, 19908), (6636, 19392), (7272, 17696), (7584, 16968), (7979, 16128), (8064, 15958), (8484, 15168), (8848, 14544), (9696, 13272), (9954, 12928), (10112, 12726), (11312, 11376)]