260169728

素因数分解:

$2^{13}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:395

約数の個数: 112

約数和(自身を含む): 642213600

約数和(自身を除く): 382043872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 349, 364, 416, 448, 512, 698, 728, 832, 896, 1024, 1396, 1456, 1664, 1792, 2048, 2443, 2792, 2912, 3328, 3584, 4096, 4537, 4886, 5584, 5824, 6656, 7168, 8192, 9074, 9772, 11168, 11648, 13312, 14336, 18148, 19544, 22336, 23296, 26624, 28672, 31759, 36296, 39088, 44672, 46592, 53248, 57344, 63518, 72592, 78176, 89344, 93184, 106496, 127036, 145184, 156352, 178688, 186368, 254072, 290368, 312704, 357376, 372736, 508144, 580736, 625408, 714752, 745472, 1016288, 1161472, 1250816, 1429504, 2032576, 2322944, 2501632, 2859008, 4065152, 4645888, 5003264, 8130304, 9291776, 10006528, 16260608, 18583552, 20013056, 32521216, 37167104, 65042432, 130084864, 260169728]

約数ペア:

[(1, 260169728), (2, 130084864), (4, 65042432), (7, 37167104), (8, 32521216), (13, 20013056), (14, 18583552), (16, 16260608), (26, 10006528), (28, 9291776), (32, 8130304), (52, 5003264), (56, 4645888), (64, 4065152), (91, 2859008), (104, 2501632), (112, 2322944), (128, 2032576), (182, 1429504), (208, 1250816), (224, 1161472), (256, 1016288), (349, 745472), (364, 714752), (416, 625408), (448, 580736), (512, 508144), (698, 372736), (728, 357376), (832, 312704), (896, 290368), (1024, 254072), (1396, 186368), (1456, 178688), (1664, 156352), (1792, 145184), (2048, 127036), (2443, 106496), (2792, 93184), (2912, 89344), (3328, 78176), (3584, 72592), (4096, 63518), (4537, 57344), (4886, 53248), (5584, 46592), (5824, 44672), (6656, 39088), (7168, 36296), (8192, 31759), (9074, 28672), (9772, 26624), (11168, 23296), (11648, 22336), (13312, 19544), (14336, 18148)]