168563920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{6143}}^1$

素因数の和:6177

約数の個数: 80

約数和(自身を含む): 457113600

約数和(自身を除く): 288549680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6143, 6860, 12286, 13720, 24572, 27440, 30715, 43001, 49144, 61430, 86002, 98288, 122860, 172004, 215005, 245720, 301007, 344008, 430010, 491440, 602014, 688016, 860020, 1204028, 1505035, 1720040, 2107049, 2408056, 3010070, 3440080, 4214098, 4816112, 6020140, 8428196, 10535245, 12040280, 16856392, 21070490, 24080560, 33712784, 42140980, 84281960, 168563920]

約数ペア:

[(1, 168563920), (2, 84281960), (4, 42140980), (5, 33712784), (7, 24080560), (8, 21070490), (10, 16856392), (14, 12040280), (16, 10535245), (20, 8428196), (28, 6020140), (35, 4816112), (40, 4214098), (49, 3440080), (56, 3010070), (70, 2408056), (80, 2107049), (98, 1720040), (112, 1505035), (140, 1204028), (196, 860020), (245, 688016), (280, 602014), (343, 491440), (392, 430010), (490, 344008), (560, 301007), (686, 245720), (784, 215005), (980, 172004), (1372, 122860), (1715, 98288), (1960, 86002), (2744, 61430), (3430, 49144), (3920, 43001), (5488, 30715), (6143, 27440), (6860, 24572), (12286, 13720)]