1900587520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 240

約数和(自身を含む): 5175954432

約数和(自身を除く): 3275366912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 169, 184, 191, 208, 230, 256, 260, 299, 320, 338, 368, 382, 416, 460, 512, 520, 598, 640, 676, 736, 764, 832, 845, 920, 955, 1040, 1196, 1280, 1352, 1472, 1495, 1528, 1664, 1690, 1840, 1910, 2080, 2392, 2483, 2560, 2704, 2944, 2990, 3056, 3328, 3380, 3680, 3820, 3887, 4160, 4393, 4784, 4966, 5408, 5888, 5980, 6112, 6656, 6760, 7360, 7640, 7774, 8320, 8786, 9568, 9932, 10816, 11776, 11960, 12224, 12415, 13520, 14720, 15280, 15548, 16640, 17572, 19136, 19435, 19864, 21632, 21965, 23920, 24448, 24830, 27040, 29440, 30560, 31096, 32279, 33280, 35144, 38272, 38870, 39728, 43264, 43930, 47840, 48896, 49660, 54080, 57109, 58880, 61120, 62192, 64558, 70288, 76544, 77740, 79456, 86528, 87860, 95680, 97792, 99320, 108160, 114218, 122240, 124384, 129116, 140576, 153088, 155480, 158912, 161395, 175720, 191360, 198640, 216320, 228436, 244480, 248768, 258232, 281152, 285545, 310960, 317824, 322790, 351440, 382720, 397280, 432640, 456872, 488960, 497536, 516464, 562304, 571090, 621920, 635648, 645580, 702880, 742417, 765440, 794560, 913744, 995072, 1032928, 1124608, 1142180, 1243840, 1271296, 1291160, 1405760, 1484834, 1589120, 1827488, 1990144, 2065856, 2249216, 2284360, 2487680, 2582320, 2811520, 2969668, 3178240, 3654976, 3712085, 4131712, 4568720, 4975360, 5164640, 5623040, 5939336, 6356480, 7309952, 7424170, 8263424, 9137440, 9950720, 10329280, 11246080, 11878672, 14619904, 14848340, 16526848, 18274880, 20658560, 23757344, 29239808, 29696680, 36549760, 41317120, 47514688, 59393360, 73099520, 82634240, 95029376, 118786720, 146199040, 190058752, 237573440, 380117504, 475146880, 950293760, 1900587520]

約数ペア:

[(1, 1900587520), (2, 950293760), (4, 475146880), (5, 380117504), (8, 237573440), (10, 190058752), (13, 146199040), (16, 118786720), (20, 95029376), (23, 82634240), (26, 73099520), (32, 59393360), (40, 47514688), (46, 41317120), (52, 36549760), (64, 29696680), (65, 29239808), (80, 23757344), (92, 20658560), (104, 18274880), (115, 16526848), (128, 14848340), (130, 14619904), (160, 11878672), (169, 11246080), (184, 10329280), (191, 9950720), (208, 9137440), (230, 8263424), (256, 7424170), (260, 7309952), (299, 6356480), (320, 5939336), (338, 5623040), (368, 5164640), (382, 4975360), (416, 4568720), (460, 4131712), (512, 3712085), (520, 3654976), (598, 3178240), (640, 2969668), (676, 2811520), (736, 2582320), (764, 2487680), (832, 2284360), (845, 2249216), (920, 2065856), (955, 1990144), (1040, 1827488), (1196, 1589120), (1280, 1484834), (1352, 1405760), (1472, 1291160), (1495, 1271296), (1528, 1243840), (1664, 1142180), (1690, 1124608), (1840, 1032928), (1910, 995072), (2080, 913744), (2392, 794560), (2483, 765440), (2560, 742417), (2704, 702880), (2944, 645580), (2990, 635648), (3056, 621920), (3328, 571090), (3380, 562304), (3680, 516464), (3820, 497536), (3887, 488960), (4160, 456872), (4393, 432640), (4784, 397280), (4966, 382720), (5408, 351440), (5888, 322790), (5980, 317824), (6112, 310960), (6656, 285545), (6760, 281152), (7360, 258232), (7640, 248768), (7774, 244480), (8320, 228436), (8786, 216320), (9568, 198640), (9932, 191360), (10816, 175720), (11776, 161395), (11960, 158912), (12224, 155480), (12415, 153088), (13520, 140576), (14720, 129116), (15280, 124384), (15548, 122240), (16640, 114218), (17572, 108160), (19136, 99320), (19435, 97792), (19864, 95680), (21632, 87860), (21965, 86528), (23920, 79456), (24448, 77740), (24830, 76544), (27040, 70288), (29440, 64558), (30560, 62192), (31096, 61120), (32279, 58880), (33280, 57109), (35144, 54080), (38272, 49660), (38870, 48896), (39728, 47840), (43264, 43930)]