16957920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{103}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 62899200

約数和(自身を除く): 45941280

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, 70, 80, 84, 96, 98, 103, 105, 112, 120, 140, 147, 160, 168, 196, 206, 210, 224, 240, 245, 280, 294, 309, 336, 343, 392, 412, 420, 480, 490, 515, 560, 588, 618, 672, 686, 721, 735, 784, 824, 840, 980, 1029, 1030, 1120, 1176, 1236, 1372, 1442, 1470, 1545, 1568, 1648, 1680, 1715, 1960, 2058, 2060, 2163, 2352, 2472, 2744, 2884, 2940, 3090, 3296, 3360, 3430, 3605, 3920, 4116, 4120, 4326, 4704, 4944, 5047, 5145, 5488, 5768, 5880, 6180, 6860, 7210, 7840, 8232, 8240, 8652, 9888, 10094, 10290, 10815, 10976, 11536, 11760, 12360, 13720, 14420, 15141, 16464, 16480, 17304, 20188, 20580, 21630, 23072, 23520, 24720, 25235, 27440, 28840, 30282, 32928, 34608, 35329, 40376, 41160, 43260, 49440, 50470, 54880, 57680, 60564, 69216, 70658, 75705, 80752, 82320, 86520, 100940, 105987, 115360, 121128, 141316, 151410, 161504, 164640, 173040, 176645, 201880, 211974, 242256, 282632, 302820, 346080, 353290, 403760, 423948, 484512, 529935, 565264, 605640, 706580, 807520, 847896, 1059870, 1130528, 1211280, 1413160, 1695792, 2119740, 2422560, 2826320, 3391584, 4239480, 5652640, 8478960, 16957920]

約数ペア:

[(1, 16957920), (2, 8478960), (3, 5652640), (4, 4239480), (5, 3391584), (6, 2826320), (7, 2422560), (8, 2119740), (10, 1695792), (12, 1413160), (14, 1211280), (15, 1130528), (16, 1059870), (20, 847896), (21, 807520), (24, 706580), (28, 605640), (30, 565264), (32, 529935), (35, 484512), (40, 423948), (42, 403760), (48, 353290), (49, 346080), (56, 302820), (60, 282632), (70, 242256), (80, 211974), (84, 201880), (96, 176645), (98, 173040), (103, 164640), (105, 161504), (112, 151410), (120, 141316), (140, 121128), (147, 115360), (160, 105987), (168, 100940), (196, 86520), (206, 82320), (210, 80752), (224, 75705), (240, 70658), (245, 69216), (280, 60564), (294, 57680), (309, 54880), (336, 50470), (343, 49440), (392, 43260), (412, 41160), (420, 40376), (480, 35329), (490, 34608), (515, 32928), (560, 30282), (588, 28840), (618, 27440), (672, 25235), (686, 24720), (721, 23520), (735, 23072), (784, 21630), (824, 20580), (840, 20188), (980, 17304), (1029, 16480), (1030, 16464), (1120, 15141), (1176, 14420), (1236, 13720), (1372, 12360), (1442, 11760), (1470, 11536), (1545, 10976), (1568, 10815), (1648, 10290), (1680, 10094), (1715, 9888), (1960, 8652), (2058, 8240), (2060, 8232), (2163, 7840), (2352, 7210), (2472, 6860), (2744, 6180), (2884, 5880), (2940, 5768), (3090, 5488), (3296, 5145), (3360, 5047), (3430, 4944), (3605, 4704), (3920, 4326), (4116, 4120)]