254194304

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 631747200

約数和(自身を除く): 377552896

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 139, 157, 182, 208, 224, 278, 314, 364, 416, 448, 556, 628, 728, 832, 896, 973, 1099, 1112, 1256, 1456, 1664, 1807, 1946, 2041, 2198, 2224, 2512, 2912, 3614, 3892, 4082, 4396, 4448, 5024, 5824, 7228, 7784, 8164, 8792, 8896, 10048, 11648, 12649, 14287, 14456, 15568, 16328, 17584, 17792, 20096, 21823, 25298, 28574, 28912, 31136, 32656, 35168, 43646, 50596, 57148, 57824, 62272, 65312, 70336, 87292, 101192, 114296, 115648, 124544, 130624, 140672, 152761, 174584, 202384, 228592, 231296, 261248, 283699, 305522, 349168, 404768, 457184, 567398, 611044, 698336, 809536, 914368, 1134796, 1222088, 1396672, 1619072, 1828736, 1985893, 2269592, 2444176, 2793344, 3971786, 4539184, 4888352, 7943572, 9078368, 9776704, 15887144, 18156736, 19553408, 31774288, 36313472, 63548576, 127097152, 254194304]

約数ペア:

[(1, 254194304), (2, 127097152), (4, 63548576), (7, 36313472), (8, 31774288), (13, 19553408), (14, 18156736), (16, 15887144), (26, 9776704), (28, 9078368), (32, 7943572), (52, 4888352), (56, 4539184), (64, 3971786), (91, 2793344), (104, 2444176), (112, 2269592), (128, 1985893), (139, 1828736), (157, 1619072), (182, 1396672), (208, 1222088), (224, 1134796), (278, 914368), (314, 809536), (364, 698336), (416, 611044), (448, 567398), (556, 457184), (628, 404768), (728, 349168), (832, 305522), (896, 283699), (973, 261248), (1099, 231296), (1112, 228592), (1256, 202384), (1456, 174584), (1664, 152761), (1807, 140672), (1946, 130624), (2041, 124544), (2198, 115648), (2224, 114296), (2512, 101192), (2912, 87292), (3614, 70336), (3892, 65312), (4082, 62272), (4396, 57824), (4448, 57148), (5024, 50596), (5824, 43646), (7228, 35168), (7784, 32656), (8164, 31136), (8792, 28912), (8896, 28574), (10048, 25298), (11648, 21823), (12649, 20096), (14287, 17792), (14456, 17584), (15568, 16328)]