142577920

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 370863360

約数和(自身を除く): 228285440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 80, 92, 115, 116, 128, 145, 160, 167, 184, 230, 232, 256, 290, 320, 334, 368, 460, 464, 580, 640, 667, 668, 736, 835, 920, 928, 1160, 1280, 1334, 1336, 1472, 1670, 1840, 1856, 2320, 2668, 2672, 2944, 3335, 3340, 3680, 3712, 3841, 4640, 4843, 5336, 5344, 5888, 6670, 6680, 7360, 7424, 7682, 9280, 9686, 10672, 10688, 13340, 13360, 14720, 15364, 18560, 19205, 19372, 21344, 21376, 24215, 26680, 26720, 29440, 30728, 37120, 38410, 38744, 42688, 42752, 48430, 53360, 53440, 61456, 76820, 77488, 85376, 96860, 106720, 106880, 111389, 122912, 153640, 154976, 170752, 193720, 213440, 213760, 222778, 245824, 307280, 309952, 387440, 426880, 445556, 491648, 556945, 614560, 619904, 774880, 853760, 891112, 983296, 1113890, 1229120, 1239808, 1549760, 1782224, 2227780, 2458240, 3099520, 3564448, 4455560, 4916480, 6199040, 7128896, 8911120, 14257792, 17822240, 28515584, 35644480, 71288960, 142577920]

約数ペア:

[(1, 142577920), (2, 71288960), (4, 35644480), (5, 28515584), (8, 17822240), (10, 14257792), (16, 8911120), (20, 7128896), (23, 6199040), (29, 4916480), (32, 4455560), (40, 3564448), (46, 3099520), (58, 2458240), (64, 2227780), (80, 1782224), (92, 1549760), (115, 1239808), (116, 1229120), (128, 1113890), (145, 983296), (160, 891112), (167, 853760), (184, 774880), (230, 619904), (232, 614560), (256, 556945), (290, 491648), (320, 445556), (334, 426880), (368, 387440), (460, 309952), (464, 307280), (580, 245824), (640, 222778), (667, 213760), (668, 213440), (736, 193720), (835, 170752), (920, 154976), (928, 153640), (1160, 122912), (1280, 111389), (1334, 106880), (1336, 106720), (1472, 96860), (1670, 85376), (1840, 77488), (1856, 76820), (2320, 61456), (2668, 53440), (2672, 53360), (2944, 48430), (3335, 42752), (3340, 42688), (3680, 38744), (3712, 38410), (3841, 37120), (4640, 30728), (4843, 29440), (5336, 26720), (5344, 26680), (5888, 24215), (6670, 21376), (6680, 21344), (7360, 19372), (7424, 19205), (7682, 18560), (9280, 15364), (9686, 14720), (10672, 13360), (10688, 13340)]