248864336

素因数分解:

$2^4\times 7^3\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:497

約数の個数: 80

約数和(自身を含む): 568118400

約数和(自身を除く): 319254064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 137, 196, 274, 331, 343, 392, 548, 662, 686, 784, 959, 1096, 1324, 1372, 1918, 2192, 2317, 2648, 2744, 3836, 4634, 5296, 5488, 6713, 7672, 9268, 13426, 15344, 16219, 18536, 26852, 32438, 37072, 45347, 46991, 53704, 64876, 90694, 93982, 107408, 113533, 129752, 181388, 187964, 227066, 259504, 317429, 362776, 375928, 454132, 634858, 725552, 751856, 908264, 1269716, 1816528, 2222003, 2539432, 4444006, 5078864, 8888012, 15554021, 17776024, 31108042, 35552048, 62216084, 124432168, 248864336]

約数ペア:

[(1, 248864336), (2, 124432168), (4, 62216084), (7, 35552048), (8, 31108042), (14, 17776024), (16, 15554021), (28, 8888012), (49, 5078864), (56, 4444006), (98, 2539432), (112, 2222003), (137, 1816528), (196, 1269716), (274, 908264), (331, 751856), (343, 725552), (392, 634858), (548, 454132), (662, 375928), (686, 362776), (784, 317429), (959, 259504), (1096, 227066), (1324, 187964), (1372, 181388), (1918, 129752), (2192, 113533), (2317, 107408), (2648, 93982), (2744, 90694), (3836, 64876), (4634, 53704), (5296, 46991), (5488, 45347), (6713, 37072), (7672, 32438), (9268, 26852), (13426, 18536), (15344, 16219)]