225390456

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{157}}^2$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 619182720

約数和(自身を除く): 393792264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 157, 254, 314, 381, 471, 508, 628, 762, 942, 1016, 1143, 1256, 1413, 1524, 1884, 2286, 2826, 3048, 3768, 4572, 5652, 9144, 11304, 19939, 24649, 39878, 49298, 59817, 73947, 79756, 98596, 119634, 147894, 159512, 179451, 197192, 221841, 239268, 295788, 358902, 443682, 478536, 591576, 717804, 887364, 1435608, 1774728, 3130423, 6260846, 9391269, 12521692, 18782538, 25043384, 28173807, 37565076, 56347614, 75130152, 112695228, 225390456]

約数ペア:

[(1, 225390456), (2, 112695228), (3, 75130152), (4, 56347614), (6, 37565076), (8, 28173807), (9, 25043384), (12, 18782538), (18, 12521692), (24, 9391269), (36, 6260846), (72, 3130423), (127, 1774728), (157, 1435608), (254, 887364), (314, 717804), (381, 591576), (471, 478536), (508, 443682), (628, 358902), (762, 295788), (942, 239268), (1016, 221841), (1143, 197192), (1256, 179451), (1413, 159512), (1524, 147894), (1884, 119634), (2286, 98596), (2826, 79756), (3048, 73947), (3768, 59817), (4572, 49298), (5652, 39878), (9144, 24649), (11304, 19939)]