431081728

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1204

約数の個数: 144

約数和(自身を含む): 1130250240

約数和(自身を除く): 699168512

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 128, 133, 152, 154, 176, 209, 224, 256, 266, 304, 308, 352, 418, 448, 532, 608, 616, 704, 836, 896, 1064, 1151, 1216, 1232, 1408, 1463, 1672, 1792, 2128, 2302, 2432, 2464, 2816, 2926, 3344, 4256, 4604, 4864, 4928, 5852, 6688, 8057, 8512, 9208, 9856, 11704, 12661, 13376, 16114, 17024, 18416, 19712, 21869, 23408, 25322, 26752, 32228, 34048, 36832, 43738, 46816, 50644, 53504, 64456, 73664, 87476, 88627, 93632, 101288, 128912, 147328, 153083, 174952, 177254, 187264, 202576, 240559, 257824, 294656, 306166, 349904, 354508, 374528, 405152, 481118, 515648, 612332, 699808, 709016, 810304, 962236, 1031296, 1224664, 1399616, 1418032, 1620608, 1683913, 1924472, 2062592, 2449328, 2799232, 2836064, 3241216, 3367826, 3848944, 4898656, 5598464, 5672128, 6735652, 7697888, 9797312, 11344256, 13471304, 15395776, 19594624, 22688512, 26942608, 30791552, 39189248, 53885216, 61583104, 107770432, 215540864, 431081728]

約数ペア:

[(1, 431081728), (2, 215540864), (4, 107770432), (7, 61583104), (8, 53885216), (11, 39189248), (14, 30791552), (16, 26942608), (19, 22688512), (22, 19594624), (28, 15395776), (32, 13471304), (38, 11344256), (44, 9797312), (56, 7697888), (64, 6735652), (76, 5672128), (77, 5598464), (88, 4898656), (112, 3848944), (128, 3367826), (133, 3241216), (152, 2836064), (154, 2799232), (176, 2449328), (209, 2062592), (224, 1924472), (256, 1683913), (266, 1620608), (304, 1418032), (308, 1399616), (352, 1224664), (418, 1031296), (448, 962236), (532, 810304), (608, 709016), (616, 699808), (704, 612332), (836, 515648), (896, 481118), (1064, 405152), (1151, 374528), (1216, 354508), (1232, 349904), (1408, 306166), (1463, 294656), (1672, 257824), (1792, 240559), (2128, 202576), (2302, 187264), (2432, 177254), (2464, 174952), (2816, 153083), (2926, 147328), (3344, 128912), (4256, 101288), (4604, 93632), (4864, 88627), (4928, 87476), (5852, 73664), (6688, 64456), (8057, 53504), (8512, 50644), (9208, 46816), (9856, 43738), (11704, 36832), (12661, 34048), (13376, 32228), (16114, 26752), (17024, 25322), (18416, 23408), (19712, 21869)]