231777920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 632446920

約数和(自身を除く): 400669000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 73, 80, 82, 88, 110, 121, 128, 146, 160, 164, 176, 205, 220, 242, 292, 320, 328, 352, 365, 410, 440, 451, 484, 584, 605, 640, 656, 704, 730, 803, 820, 880, 902, 968, 1168, 1210, 1312, 1408, 1460, 1606, 1640, 1760, 1804, 1936, 2255, 2336, 2420, 2624, 2920, 2993, 3212, 3280, 3520, 3608, 3872, 4015, 4510, 4672, 4840, 4961, 5248, 5840, 5986, 6424, 6560, 7040, 7216, 7744, 8030, 8833, 9020, 9344, 9680, 9922, 11680, 11972, 12848, 13120, 14432, 14965, 15488, 16060, 17666, 18040, 19360, 19844, 23360, 23944, 24805, 25696, 26240, 28864, 29930, 32120, 32923, 35332, 36080, 38720, 39688, 44165, 46720, 47888, 49610, 51392, 57728, 59860, 64240, 65846, 70664, 72160, 77440, 79376, 88330, 95776, 99220, 102784, 119720, 128480, 131692, 141328, 144320, 158752, 164615, 176660, 191552, 198440, 239440, 256960, 263384, 282656, 288640, 317504, 329230, 353320, 362153, 383104, 396880, 478880, 513920, 526768, 565312, 635008, 658460, 706640, 724306, 793760, 957760, 1053536, 1130624, 1316920, 1413280, 1448612, 1587520, 1810765, 1915520, 2107072, 2633840, 2826560, 2897224, 3175040, 3621530, 4214144, 5267680, 5653120, 5794448, 7243060, 10535360, 11588896, 14486120, 21070720, 23177792, 28972240, 46355584, 57944480, 115888960, 231777920]

約数ペア:

[(1, 231777920), (2, 115888960), (4, 57944480), (5, 46355584), (8, 28972240), (10, 23177792), (11, 21070720), (16, 14486120), (20, 11588896), (22, 10535360), (32, 7243060), (40, 5794448), (41, 5653120), (44, 5267680), (55, 4214144), (64, 3621530), (73, 3175040), (80, 2897224), (82, 2826560), (88, 2633840), (110, 2107072), (121, 1915520), (128, 1810765), (146, 1587520), (160, 1448612), (164, 1413280), (176, 1316920), (205, 1130624), (220, 1053536), (242, 957760), (292, 793760), (320, 724306), (328, 706640), (352, 658460), (365, 635008), (410, 565312), (440, 526768), (451, 513920), (484, 478880), (584, 396880), (605, 383104), (640, 362153), (656, 353320), (704, 329230), (730, 317504), (803, 288640), (820, 282656), (880, 263384), (902, 256960), (968, 239440), (1168, 198440), (1210, 191552), (1312, 176660), (1408, 164615), (1460, 158752), (1606, 144320), (1640, 141328), (1760, 131692), (1804, 128480), (1936, 119720), (2255, 102784), (2336, 99220), (2420, 95776), (2624, 88330), (2920, 79376), (2993, 77440), (3212, 72160), (3280, 70664), (3520, 65846), (3608, 64240), (3872, 59860), (4015, 57728), (4510, 51392), (4672, 49610), (4840, 47888), (4961, 46720), (5248, 44165), (5840, 39688), (5986, 38720), (6424, 36080), (6560, 35332), (7040, 32923), (7216, 32120), (7744, 29930), (8030, 28864), (8833, 26240), (9020, 25696), (9344, 24805), (9680, 23944), (9922, 23360), (11680, 19844), (11972, 19360), (12848, 18040), (13120, 17666), (14432, 16060), (14965, 15488)]