28768320

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1457

約数の個数: 168

約数和(自身を含む): 113166144

約数和(自身を除く): 84397824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1427, 1440, 1680, 2016, 2240, 2520, 2854, 2880, 3360, 4032, 4281, 5040, 5708, 6720, 7135, 8562, 9989, 10080, 11416, 12843, 14270, 17124, 19978, 20160, 21405, 22832, 25686, 28540, 29967, 34248, 39956, 42810, 45664, 49945, 51372, 57080, 59934, 64215, 68496, 79912, 85620, 89901, 91328, 99890, 102744, 114160, 119868, 128430, 136992, 149835, 159824, 171240, 179802, 199780, 205488, 228320, 239736, 256860, 273984, 299670, 319648, 342480, 359604, 399560, 410976, 449505, 456640, 479472, 513720, 599340, 639296, 684960, 719208, 799120, 821952, 899010, 958944, 1027440, 1198680, 1369920, 1438416, 1598240, 1798020, 1917888, 2054880, 2397360, 2876832, 3196480, 3596040, 4109760, 4794720, 5753664, 7192080, 9589440, 14384160, 28768320]

約数ペア:

[(1, 28768320), (2, 14384160), (3, 9589440), (4, 7192080), (5, 5753664), (6, 4794720), (7, 4109760), (8, 3596040), (9, 3196480), (10, 2876832), (12, 2397360), (14, 2054880), (15, 1917888), (16, 1798020), (18, 1598240), (20, 1438416), (21, 1369920), (24, 1198680), (28, 1027440), (30, 958944), (32, 899010), (35, 821952), (36, 799120), (40, 719208), (42, 684960), (45, 639296), (48, 599340), (56, 513720), (60, 479472), (63, 456640), (64, 449505), (70, 410976), (72, 399560), (80, 359604), (84, 342480), (90, 319648), (96, 299670), (105, 273984), (112, 256860), (120, 239736), (126, 228320), (140, 205488), (144, 199780), (160, 179802), (168, 171240), (180, 159824), (192, 149835), (210, 136992), (224, 128430), (240, 119868), (252, 114160), (280, 102744), (288, 99890), (315, 91328), (320, 89901), (336, 85620), (360, 79912), (420, 68496), (448, 64215), (480, 59934), (504, 57080), (560, 51372), (576, 49945), (630, 45664), (672, 42810), (720, 39956), (840, 34248), (960, 29967), (1008, 28540), (1120, 25686), (1260, 22832), (1344, 21405), (1427, 20160), (1440, 19978), (1680, 17124), (2016, 14270), (2240, 12843), (2520, 11416), (2854, 10080), (2880, 9989), (3360, 8562), (4032, 7135), (4281, 6720), (5040, 5708)]