235137280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 216

約数和(自身を含む): 687863232

約数和(自身を除く): 452725952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 128, 140, 160, 161, 163, 184, 196, 224, 230, 245, 256, 280, 320, 322, 326, 368, 392, 448, 460, 490, 560, 640, 644, 652, 736, 784, 805, 815, 896, 920, 980, 1120, 1127, 1141, 1280, 1288, 1304, 1472, 1568, 1610, 1630, 1792, 1840, 1960, 2240, 2254, 2282, 2576, 2608, 2944, 3136, 3220, 3260, 3680, 3749, 3920, 4480, 4508, 4564, 5152, 5216, 5635, 5705, 5888, 6272, 6440, 6520, 7360, 7498, 7840, 7987, 8960, 9016, 9128, 10304, 10432, 11270, 11410, 12544, 12880, 13040, 14720, 14996, 15680, 15974, 18032, 18256, 18745, 20608, 20864, 22540, 22820, 25760, 26080, 26243, 29440, 29992, 31360, 31948, 36064, 36512, 37490, 39935, 41216, 41728, 45080, 45640, 51520, 52160, 52486, 59984, 62720, 63896, 72128, 73024, 74980, 79870, 90160, 91280, 103040, 104320, 104972, 119968, 127792, 131215, 144256, 146048, 149960, 159740, 180320, 182560, 183701, 206080, 208640, 209944, 239936, 255584, 262430, 288512, 292096, 299920, 319480, 360640, 365120, 367402, 419888, 479872, 511168, 524860, 599840, 638960, 721280, 730240, 734804, 839776, 918505, 959744, 1022336, 1049720, 1199680, 1277920, 1442560, 1460480, 1469608, 1679552, 1837010, 2044672, 2099440, 2399360, 2555840, 2939216, 3359104, 3674020, 4198880, 4798720, 5111680, 5878432, 6718208, 7348040, 8397760, 10223360, 11756864, 14696080, 16795520, 23513728, 29392160, 33591040, 47027456, 58784320, 117568640, 235137280]

約数ペア:

[(1, 235137280), (2, 117568640), (4, 58784320), (5, 47027456), (7, 33591040), (8, 29392160), (10, 23513728), (14, 16795520), (16, 14696080), (20, 11756864), (23, 10223360), (28, 8397760), (32, 7348040), (35, 6718208), (40, 5878432), (46, 5111680), (49, 4798720), (56, 4198880), (64, 3674020), (70, 3359104), (80, 2939216), (92, 2555840), (98, 2399360), (112, 2099440), (115, 2044672), (128, 1837010), (140, 1679552), (160, 1469608), (161, 1460480), (163, 1442560), (184, 1277920), (196, 1199680), (224, 1049720), (230, 1022336), (245, 959744), (256, 918505), (280, 839776), (320, 734804), (322, 730240), (326, 721280), (368, 638960), (392, 599840), (448, 524860), (460, 511168), (490, 479872), (560, 419888), (640, 367402), (644, 365120), (652, 360640), (736, 319480), (784, 299920), (805, 292096), (815, 288512), (896, 262430), (920, 255584), (980, 239936), (1120, 209944), (1127, 208640), (1141, 206080), (1280, 183701), (1288, 182560), (1304, 180320), (1472, 159740), (1568, 149960), (1610, 146048), (1630, 144256), (1792, 131215), (1840, 127792), (1960, 119968), (2240, 104972), (2254, 104320), (2282, 103040), (2576, 91280), (2608, 90160), (2944, 79870), (3136, 74980), (3220, 73024), (3260, 72128), (3680, 63896), (3749, 62720), (3920, 59984), (4480, 52486), (4508, 52160), (4564, 51520), (5152, 45640), (5216, 45080), (5635, 41728), (5705, 41216), (5888, 39935), (6272, 37490), (6440, 36512), (6520, 36064), (7360, 31948), (7498, 31360), (7840, 29992), (7987, 29440), (8960, 26243), (9016, 26080), (9128, 25760), (10304, 22820), (10432, 22540), (11270, 20864), (11410, 20608), (12544, 18745), (12880, 18256), (13040, 18032), (14720, 15974), (14996, 15680)]