280266480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1150

約数の個数: 240

約数和(自身を含む): 1052120160

約数和(自身を除く): 771853680

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, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1109, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2218, 2340, 2430, 2808, 3120, 3159, 3240, 3327, 3510, 3888, 4212, 4436, 4680, 4860, 5265, 5545, 5616, 6318, 6480, 6654, 7020, 8424, 8872, 9360, 9720, 9981, 10530, 11090, 12636, 13308, 14040, 14417, 15795, 16635, 16848, 17744, 19440, 19962, 21060, 22180, 25272, 26616, 28080, 28834, 29943, 31590, 33270, 39924, 42120, 43251, 44360, 49905, 50544, 53232, 57668, 59886, 63180, 66540, 72085, 79848, 84240, 86502, 88720, 89829, 99810, 115336, 119772, 126360, 129753, 133080, 144170, 149715, 159696, 173004, 179658, 199620, 216255, 230672, 239544, 252720, 259506, 266160, 269487, 288340, 299430, 346008, 359316, 389259, 399240, 432510, 449145, 479088, 519012, 538974, 576680, 598860, 648765, 692016, 718632, 778518, 798480, 865020, 898290, 1038024, 1077948, 1153360, 1167777, 1197720, 1297530, 1347435, 1437264, 1557036, 1730040, 1796580, 1946295, 2076048, 2155896, 2335554, 2395440, 2595060, 2694870, 3114072, 3460080, 3503331, 3593160, 3892590, 4311792, 4671108, 5190120, 5389740, 5838885, 6228144, 7006662, 7186320, 7785180, 9342216, 10380240, 10779480, 11677770, 14013324, 15570360, 17516655, 18684432, 21558960, 23355540, 28026648, 31140720, 35033310, 46711080, 56053296, 70066620, 93422160, 140133240, 280266480]

約数ペア:

[(1, 280266480), (2, 140133240), (3, 93422160), (4, 70066620), (5, 56053296), (6, 46711080), (8, 35033310), (9, 31140720), (10, 28026648), (12, 23355540), (13, 21558960), (15, 18684432), (16, 17516655), (18, 15570360), (20, 14013324), (24, 11677770), (26, 10779480), (27, 10380240), (30, 9342216), (36, 7785180), (39, 7186320), (40, 7006662), (45, 6228144), (48, 5838885), (52, 5389740), (54, 5190120), (60, 4671108), (65, 4311792), (72, 3892590), (78, 3593160), (80, 3503331), (81, 3460080), (90, 3114072), (104, 2694870), (108, 2595060), (117, 2395440), (120, 2335554), (130, 2155896), (135, 2076048), (144, 1946295), (156, 1796580), (162, 1730040), (180, 1557036), (195, 1437264), (208, 1347435), (216, 1297530), (234, 1197720), (240, 1167777), (243, 1153360), (260, 1077948), (270, 1038024), (312, 898290), (324, 865020), (351, 798480), (360, 778518), (390, 718632), (405, 692016), (432, 648765), (468, 598860), (486, 576680), (520, 538974), (540, 519012), (585, 479088), (624, 449145), (648, 432510), (702, 399240), (720, 389259), (780, 359316), (810, 346008), (936, 299430), (972, 288340), (1040, 269487), (1053, 266160), (1080, 259506), (1109, 252720), (1170, 239544), (1215, 230672), (1296, 216255), (1404, 199620), (1560, 179658), (1620, 173004), (1755, 159696), (1872, 149715), (1944, 144170), (2106, 133080), (2160, 129753), (2218, 126360), (2340, 119772), (2430, 115336), (2808, 99810), (3120, 89829), (3159, 88720), (3240, 86502), (3327, 84240), (3510, 79848), (3888, 72085), (4212, 66540), (4436, 63180), (4680, 59886), (4860, 57668), (5265, 53232), (5545, 50544), (5616, 49905), (6318, 44360), (6480, 43251), (6654, 42120), (7020, 39924), (8424, 33270), (8872, 31590), (9360, 29943), (9720, 28834), (9981, 28080), (10530, 26616), (11090, 25272), (12636, 22180), (13308, 21060), (14040, 19962), (14417, 19440), (15795, 17744), (16635, 16848)]