164310720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 224

約数和(自身を含む): 609600000

約数和(自身を除く): 445289280

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 392, 420, 448, 480, 490, 499, 560, 588, 672, 686, 735, 784, 840, 960, 980, 998, 1029, 1120, 1176, 1344, 1372, 1470, 1497, 1568, 1680, 1715, 1960, 1996, 2058, 2240, 2352, 2495, 2744, 2940, 2994, 3136, 3360, 3430, 3493, 3920, 3992, 4116, 4704, 4990, 5145, 5488, 5880, 5988, 6720, 6860, 6986, 7485, 7840, 7984, 8232, 9408, 9980, 10290, 10479, 10976, 11760, 11976, 13720, 13972, 14970, 15680, 15968, 16464, 17465, 19960, 20580, 20958, 21952, 23520, 23952, 24451, 27440, 27944, 29940, 31936, 32928, 34930, 39920, 41160, 41916, 47040, 47904, 48902, 52395, 54880, 55888, 59880, 65856, 69860, 73353, 79840, 82320, 83832, 95808, 97804, 104790, 109760, 111776, 119760, 122255, 139720, 146706, 159680, 164640, 167664, 171157, 195608, 209580, 223552, 239520, 244510, 279440, 293412, 329280, 335328, 342314, 366765, 391216, 419160, 479040, 489020, 513471, 558880, 586824, 670656, 684628, 733530, 782432, 838320, 855785, 978040, 1026942, 1117760, 1173648, 1369256, 1467060, 1564864, 1676640, 1711570, 1956080, 2053884, 2347296, 2567355, 2738512, 2934120, 3353280, 3423140, 3912160, 4107768, 4694592, 5134710, 5477024, 5868240, 6846280, 7824320, 8215536, 10269420, 10954048, 11736480, 13692560, 16431072, 20538840, 23472960, 27385120, 32862144, 41077680, 54770240, 82155360, 164310720]

約数ペア:

[(1, 164310720), (2, 82155360), (3, 54770240), (4, 41077680), (5, 32862144), (6, 27385120), (7, 23472960), (8, 20538840), (10, 16431072), (12, 13692560), (14, 11736480), (15, 10954048), (16, 10269420), (20, 8215536), (21, 7824320), (24, 6846280), (28, 5868240), (30, 5477024), (32, 5134710), (35, 4694592), (40, 4107768), (42, 3912160), (48, 3423140), (49, 3353280), (56, 2934120), (60, 2738512), (64, 2567355), (70, 2347296), (80, 2053884), (84, 1956080), (96, 1711570), (98, 1676640), (105, 1564864), (112, 1467060), (120, 1369256), (140, 1173648), (147, 1117760), (160, 1026942), (168, 978040), (192, 855785), (196, 838320), (210, 782432), (224, 733530), (240, 684628), (245, 670656), (280, 586824), (294, 558880), (320, 513471), (336, 489020), (343, 479040), (392, 419160), (420, 391216), (448, 366765), (480, 342314), (490, 335328), (499, 329280), (560, 293412), (588, 279440), (672, 244510), (686, 239520), (735, 223552), (784, 209580), (840, 195608), (960, 171157), (980, 167664), (998, 164640), (1029, 159680), (1120, 146706), (1176, 139720), (1344, 122255), (1372, 119760), (1470, 111776), (1497, 109760), (1568, 104790), (1680, 97804), (1715, 95808), (1960, 83832), (1996, 82320), (2058, 79840), (2240, 73353), (2352, 69860), (2495, 65856), (2744, 59880), (2940, 55888), (2994, 54880), (3136, 52395), (3360, 48902), (3430, 47904), (3493, 47040), (3920, 41916), (3992, 41160), (4116, 39920), (4704, 34930), (4990, 32928), (5145, 31936), (5488, 29940), (5880, 27944), (5988, 27440), (6720, 24451), (6860, 23952), (6986, 23520), (7485, 21952), (7840, 20958), (7984, 20580), (8232, 19960), (9408, 17465), (9980, 16464), (10290, 15968), (10479, 15680), (10976, 14970), (11760, 13972), (11976, 13720)]