128634480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 483406560

約数和(自身を除く): 354772080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 509, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1018, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1527, 1560, 1620, 1755, 1872, 1944, 2036, 2106, 2160, 2340, 2430, 2545, 2808, 3054, 3120, 3159, 3240, 3510, 3888, 4072, 4212, 4581, 4680, 4860, 5090, 5265, 5616, 6108, 6318, 6480, 6617, 7020, 7635, 8144, 8424, 9162, 9360, 9720, 10180, 10530, 12216, 12636, 13234, 13743, 14040, 15270, 15795, 16848, 18324, 19440, 19851, 20360, 21060, 22905, 24432, 25272, 26468, 27486, 28080, 30540, 31590, 33085, 36648, 39702, 40720, 41229, 42120, 45810, 50544, 52936, 54972, 59553, 61080, 63180, 66170, 68715, 73296, 79404, 82458, 84240, 91620, 99255, 105872, 109944, 119106, 122160, 123687, 126360, 132340, 137430, 158808, 164916, 178659, 183240, 198510, 206145, 219888, 238212, 247374, 252720, 264680, 274860, 297765, 317616, 329832, 357318, 366480, 397020, 412290, 476424, 494748, 529360, 535977, 549720, 595530, 618435, 659664, 714636, 794040, 824580, 893295, 952848, 989496, 1071954, 1099440, 1191060, 1236870, 1429272, 1588080, 1607931, 1649160, 1786590, 1978992, 2143908, 2382120, 2473740, 2679885, 2858544, 3215862, 3298320, 3573180, 4287816, 4764240, 4947480, 5359770, 6431724, 7146360, 8039655, 8575632, 9894960, 10719540, 12863448, 14292720, 16079310, 21439080, 25726896, 32158620, 42878160, 64317240, 128634480]

約数ペア:

[(1, 128634480), (2, 64317240), (3, 42878160), (4, 32158620), (5, 25726896), (6, 21439080), (8, 16079310), (9, 14292720), (10, 12863448), (12, 10719540), (13, 9894960), (15, 8575632), (16, 8039655), (18, 7146360), (20, 6431724), (24, 5359770), (26, 4947480), (27, 4764240), (30, 4287816), (36, 3573180), (39, 3298320), (40, 3215862), (45, 2858544), (48, 2679885), (52, 2473740), (54, 2382120), (60, 2143908), (65, 1978992), (72, 1786590), (78, 1649160), (80, 1607931), (81, 1588080), (90, 1429272), (104, 1236870), (108, 1191060), (117, 1099440), (120, 1071954), (130, 989496), (135, 952848), (144, 893295), (156, 824580), (162, 794040), (180, 714636), (195, 659664), (208, 618435), (216, 595530), (234, 549720), (240, 535977), (243, 529360), (260, 494748), (270, 476424), (312, 412290), (324, 397020), (351, 366480), (360, 357318), (390, 329832), (405, 317616), (432, 297765), (468, 274860), (486, 264680), (509, 252720), (520, 247374), (540, 238212), (585, 219888), (624, 206145), (648, 198510), (702, 183240), (720, 178659), (780, 164916), (810, 158808), (936, 137430), (972, 132340), (1018, 126360), (1040, 123687), (1053, 122160), (1080, 119106), (1170, 109944), (1215, 105872), (1296, 99255), (1404, 91620), (1527, 84240), (1560, 82458), (1620, 79404), (1755, 73296), (1872, 68715), (1944, 66170), (2036, 63180), (2106, 61080), (2160, 59553), (2340, 54972), (2430, 52936), (2545, 50544), (2808, 45810), (3054, 42120), (3120, 41229), (3159, 40720), (3240, 39702), (3510, 36648), (3888, 33085), (4072, 31590), (4212, 30540), (4581, 28080), (4680, 27486), (4860, 26468), (5090, 25272), (5265, 24432), (5616, 22905), (6108, 21060), (6318, 20360), (6480, 19851), (6617, 19440), (7020, 18324), (7635, 16848), (8144, 15795), (8424, 15270), (9162, 14040), (9360, 13743), (9720, 13234), (10180, 12636), (10530, 12216)]