203721728

素因数分解:

$2^{10}\times 7^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:417

約数の個数: 88

約数和(自身を含む): 471825312

約数和(自身を除く): 268103584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 256, 293, 388, 448, 512, 586, 679, 776, 896, 1024, 1172, 1358, 1552, 1792, 2051, 2344, 2716, 3104, 3584, 4102, 4688, 5432, 6208, 7168, 8204, 9376, 10864, 12416, 16408, 18752, 21728, 24832, 28421, 32816, 37504, 43456, 49664, 56842, 65632, 75008, 86912, 99328, 113684, 131264, 150016, 173824, 198947, 227368, 262528, 300032, 347648, 397894, 454736, 525056, 695296, 795788, 909472, 1050112, 1591576, 1818944, 2100224, 3183152, 3637888, 6366304, 7275776, 12732608, 14551552, 25465216, 29103104, 50930432, 101860864, 203721728]

約数ペア:

[(1, 203721728), (2, 101860864), (4, 50930432), (7, 29103104), (8, 25465216), (14, 14551552), (16, 12732608), (28, 7275776), (32, 6366304), (56, 3637888), (64, 3183152), (97, 2100224), (112, 1818944), (128, 1591576), (194, 1050112), (224, 909472), (256, 795788), (293, 695296), (388, 525056), (448, 454736), (512, 397894), (586, 347648), (679, 300032), (776, 262528), (896, 227368), (1024, 198947), (1172, 173824), (1358, 150016), (1552, 131264), (1792, 113684), (2051, 99328), (2344, 86912), (2716, 75008), (3104, 65632), (3584, 56842), (4102, 49664), (4688, 43456), (5432, 37504), (6208, 32816), (7168, 28421), (8204, 24832), (9376, 21728), (10864, 18752), (12416, 16408)]