161357504

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 112

約数和(自身を含む): 403799040

約数和(自身を除く): 242441536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 137, 154, 176, 224, 239, 274, 308, 352, 448, 478, 548, 616, 704, 956, 959, 1096, 1232, 1507, 1673, 1912, 1918, 2192, 2464, 2629, 3014, 3346, 3824, 3836, 4384, 4928, 5258, 6028, 6692, 7648, 7672, 8768, 10516, 10549, 12056, 13384, 15296, 15344, 18403, 21032, 21098, 24112, 26768, 30688, 32743, 36806, 42064, 42196, 48224, 53536, 61376, 65486, 73612, 84128, 84392, 96448, 107072, 130972, 147224, 168256, 168784, 229201, 261944, 294448, 337568, 360173, 458402, 523888, 588896, 675136, 720346, 916804, 1047776, 1177792, 1440692, 1833608, 2095552, 2521211, 2881384, 3667216, 5042422, 5762768, 7334432, 10084844, 11525536, 14668864, 20169688, 23051072, 40339376, 80678752, 161357504]

約数ペア:

[(1, 161357504), (2, 80678752), (4, 40339376), (7, 23051072), (8, 20169688), (11, 14668864), (14, 11525536), (16, 10084844), (22, 7334432), (28, 5762768), (32, 5042422), (44, 3667216), (56, 2881384), (64, 2521211), (77, 2095552), (88, 1833608), (112, 1440692), (137, 1177792), (154, 1047776), (176, 916804), (224, 720346), (239, 675136), (274, 588896), (308, 523888), (352, 458402), (448, 360173), (478, 337568), (548, 294448), (616, 261944), (704, 229201), (956, 168784), (959, 168256), (1096, 147224), (1232, 130972), (1507, 107072), (1673, 96448), (1912, 84392), (1918, 84128), (2192, 73612), (2464, 65486), (2629, 61376), (3014, 53536), (3346, 48224), (3824, 42196), (3836, 42064), (4384, 36806), (4928, 32743), (5258, 30688), (6028, 26768), (6692, 24112), (7648, 21098), (7672, 21032), (8768, 18403), (10516, 15344), (10549, 15296), (12056, 13384)]