2145188640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:664

約数の個数: 288

約数和(自身を含む): 7915138560

約数和(自身を除く): 5769949920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 223, 224, 240, 245, 280, 294, 336, 392, 409, 420, 446, 480, 490, 560, 588, 669, 672, 735, 784, 818, 840, 892, 980, 1115, 1120, 1176, 1227, 1338, 1470, 1561, 1568, 1636, 1680, 1784, 1960, 2045, 2230, 2352, 2454, 2676, 2863, 2940, 3122, 3272, 3345, 3360, 3568, 3920, 4090, 4460, 4683, 4704, 4908, 5352, 5726, 5880, 6135, 6244, 6544, 6690, 7136, 7805, 7840, 8180, 8589, 8920, 9366, 9816, 10704, 10927, 11452, 11760, 12270, 12488, 13088, 13380, 14315, 15610, 16360, 17178, 17840, 18732, 19632, 20041, 21408, 21854, 22904, 23415, 23520, 24540, 24976, 26760, 28630, 31220, 32720, 32781, 34356, 35680, 37464, 39264, 40082, 42945, 43708, 45808, 46830, 49080, 49952, 53520, 54635, 57260, 60123, 62440, 65440, 65562, 68712, 74928, 80164, 85890, 87416, 91207, 91616, 93660, 98160, 100205, 107040, 109270, 114520, 120246, 124880, 131124, 137424, 149856, 160328, 163905, 171780, 174832, 182414, 187320, 196320, 200410, 218540, 229040, 240492, 249760, 262248, 273621, 274848, 300615, 320656, 327810, 343560, 349664, 364828, 374640, 400820, 437080, 456035, 458080, 480984, 524496, 547242, 601230, 638449, 641312, 655620, 687120, 729656, 749280, 801640, 874160, 912070, 961968, 1048992, 1094484, 1202460, 1276898, 1311240, 1368105, 1374240, 1459312, 1603280, 1748320, 1824140, 1915347, 1923936, 2188968, 2404920, 2553796, 2622480, 2736210, 2918624, 3192245, 3206560, 3648280, 3830694, 4377936, 4469143, 4809840, 5107592, 5244960, 5472420, 6384490, 7296560, 7661388, 8755872, 8938286, 9576735, 9619680, 10215184, 10944840, 12768980, 13407429, 14593120, 15322776, 17876572, 19153470, 20430368, 21889680, 22345715, 25537960, 26814858, 30645552, 35753144, 38306940, 43779360, 44691430, 51075920, 53629716, 61291104, 67037145, 71506288, 76613880, 89382860, 102151840, 107259432, 134074290, 143012576, 153227760, 178765720, 214518864, 268148580, 306455520, 357531440, 429037728, 536297160, 715062880, 1072594320, 2145188640]

約数ペア:

[(1, 2145188640), (2, 1072594320), (3, 715062880), (4, 536297160), (5, 429037728), (6, 357531440), (7, 306455520), (8, 268148580), (10, 214518864), (12, 178765720), (14, 153227760), (15, 143012576), (16, 134074290), (20, 107259432), (21, 102151840), (24, 89382860), (28, 76613880), (30, 71506288), (32, 67037145), (35, 61291104), (40, 53629716), (42, 51075920), (48, 44691430), (49, 43779360), (56, 38306940), (60, 35753144), (70, 30645552), (80, 26814858), (84, 25537960), (96, 22345715), (98, 21889680), (105, 20430368), (112, 19153470), (120, 17876572), (140, 15322776), (147, 14593120), (160, 13407429), (168, 12768980), (196, 10944840), (210, 10215184), (223, 9619680), (224, 9576735), (240, 8938286), (245, 8755872), (280, 7661388), (294, 7296560), (336, 6384490), (392, 5472420), (409, 5244960), (420, 5107592), (446, 4809840), (480, 4469143), (490, 4377936), (560, 3830694), (588, 3648280), (669, 3206560), (672, 3192245), (735, 2918624), (784, 2736210), (818, 2622480), (840, 2553796), (892, 2404920), (980, 2188968), (1115, 1923936), (1120, 1915347), (1176, 1824140), (1227, 1748320), (1338, 1603280), (1470, 1459312), (1561, 1374240), (1568, 1368105), (1636, 1311240), (1680, 1276898), (1784, 1202460), (1960, 1094484), (2045, 1048992), (2230, 961968), (2352, 912070), (2454, 874160), (2676, 801640), (2863, 749280), (2940, 729656), (3122, 687120), (3272, 655620), (3345, 641312), (3360, 638449), (3568, 601230), (3920, 547242), (4090, 524496), (4460, 480984), (4683, 458080), (4704, 456035), (4908, 437080), (5352, 400820), (5726, 374640), (5880, 364828), (6135, 349664), (6244, 343560), (6544, 327810), (6690, 320656), (7136, 300615), (7805, 274848), (7840, 273621), (8180, 262248), (8589, 249760), (8920, 240492), (9366, 229040), (9816, 218540), (10704, 200410), (10927, 196320), (11452, 187320), (11760, 182414), (12270, 174832), (12488, 171780), (13088, 163905), (13380, 160328), (14315, 149856), (15610, 137424), (16360, 131124), (17178, 124880), (17840, 120246), (18732, 114520), (19632, 109270), (20041, 107040), (21408, 100205), (21854, 98160), (22904, 93660), (23415, 91616), (23520, 91207), (24540, 87416), (24976, 85890), (26760, 80164), (28630, 74928), (31220, 68712), (32720, 65562), (32781, 65440), (34356, 62440), (35680, 60123), (37464, 57260), (39264, 54635), (40082, 53520), (42945, 49952), (43708, 49080), (45808, 46830)]