247278768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 738256320

約数和(自身を除く): 490977552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 157, 176, 209, 228, 264, 304, 314, 418, 456, 471, 528, 627, 628, 836, 912, 942, 1254, 1256, 1672, 1727, 1884, 2508, 2512, 2983, 3344, 3454, 3768, 5016, 5181, 5966, 6908, 7536, 8949, 10032, 10362, 11932, 13816, 17898, 20724, 23864, 24649, 27632, 32813, 35796, 41448, 47728, 49298, 65626, 71592, 73947, 82896, 98439, 98596, 131252, 143184, 147894, 196878, 197192, 262504, 271139, 295788, 393756, 394384, 468331, 525008, 542278, 591576, 787512, 813417, 936662, 1084556, 1183152, 1404993, 1575024, 1626834, 1873324, 2169112, 2809986, 3253668, 3746648, 4338224, 5151641, 5619972, 6507336, 7493296, 10303282, 11239944, 13014672, 15454923, 20606564, 22479888, 30909846, 41213128, 61819692, 82426256, 123639384, 247278768]

約数ペア:

[(1, 247278768), (2, 123639384), (3, 82426256), (4, 61819692), (6, 41213128), (8, 30909846), (11, 22479888), (12, 20606564), (16, 15454923), (19, 13014672), (22, 11239944), (24, 10303282), (33, 7493296), (38, 6507336), (44, 5619972), (48, 5151641), (57, 4338224), (66, 3746648), (76, 3253668), (88, 2809986), (114, 2169112), (132, 1873324), (152, 1626834), (157, 1575024), (176, 1404993), (209, 1183152), (228, 1084556), (264, 936662), (304, 813417), (314, 787512), (418, 591576), (456, 542278), (471, 525008), (528, 468331), (627, 394384), (628, 393756), (836, 295788), (912, 271139), (942, 262504), (1254, 197192), (1256, 196878), (1672, 147894), (1727, 143184), (1884, 131252), (2508, 98596), (2512, 98439), (2983, 82896), (3344, 73947), (3454, 71592), (3768, 65626), (5016, 49298), (5181, 47728), (5966, 41448), (6908, 35796), (7536, 32813), (8949, 27632), (10032, 24649), (10362, 23864), (11932, 20724), (13816, 17898)]