315695984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 672546240

約数和(自身を除く): 356850256

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 61, 68, 106, 122, 136, 212, 244, 272, 359, 424, 488, 718, 848, 901, 976, 1037, 1436, 1802, 2074, 2872, 3233, 3604, 4148, 5744, 6103, 6466, 7208, 8296, 12206, 12932, 14416, 16592, 19027, 21899, 24412, 25864, 38054, 43798, 48824, 51728, 54961, 76108, 87596, 97648, 109922, 152216, 175192, 219844, 304432, 323459, 350384, 372283, 439688, 646918, 744566, 879376, 1160647, 1293836, 1489132, 2321294, 2587672, 2978264, 4642588, 5175344, 5956528, 9285176, 18570352, 19730999, 39461998, 78923996, 157847992, 315695984]

約数ペア:

[(1, 315695984), (2, 157847992), (4, 78923996), (8, 39461998), (16, 19730999), (17, 18570352), (34, 9285176), (53, 5956528), (61, 5175344), (68, 4642588), (106, 2978264), (122, 2587672), (136, 2321294), (212, 1489132), (244, 1293836), (272, 1160647), (359, 879376), (424, 744566), (488, 646918), (718, 439688), (848, 372283), (901, 350384), (976, 323459), (1037, 304432), (1436, 219844), (1802, 175192), (2074, 152216), (2872, 109922), (3233, 97648), (3604, 87596), (4148, 76108), (5744, 54961), (6103, 51728), (6466, 48824), (7208, 43798), (8296, 38054), (12206, 25864), (12932, 24412), (14416, 21899), (16592, 19027)]