261636256

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 629379072

約数和(自身を除く): 367742816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 127, 136, 224, 238, 254, 272, 476, 508, 541, 544, 889, 952, 1016, 1082, 1778, 1904, 2032, 2159, 2164, 3556, 3787, 3808, 4064, 4318, 4328, 7112, 7574, 8636, 8656, 9197, 14224, 15113, 15148, 17272, 17312, 18394, 28448, 30226, 30296, 34544, 36788, 60452, 60592, 64379, 68707, 69088, 73576, 120904, 121184, 128758, 137414, 147152, 241808, 257516, 274828, 294304, 480949, 483616, 515032, 549656, 961898, 1030064, 1099312, 1168019, 1923796, 2060128, 2198624, 2336038, 3847592, 4672076, 7695184, 8176133, 9344152, 15390368, 16352266, 18688304, 32704532, 37376608, 65409064, 130818128, 261636256]

約数ペア:

[(1, 261636256), (2, 130818128), (4, 65409064), (7, 37376608), (8, 32704532), (14, 18688304), (16, 16352266), (17, 15390368), (28, 9344152), (32, 8176133), (34, 7695184), (56, 4672076), (68, 3847592), (112, 2336038), (119, 2198624), (127, 2060128), (136, 1923796), (224, 1168019), (238, 1099312), (254, 1030064), (272, 961898), (476, 549656), (508, 515032), (541, 483616), (544, 480949), (889, 294304), (952, 274828), (1016, 257516), (1082, 241808), (1778, 147152), (1904, 137414), (2032, 128758), (2159, 121184), (2164, 120904), (3556, 73576), (3787, 69088), (3808, 68707), (4064, 64379), (4318, 60592), (4328, 60452), (7112, 36788), (7574, 34544), (8636, 30296), (8656, 30226), (9197, 28448), (14224, 18394), (15113, 17312), (15148, 17272)]