278547296

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19919}}^1$

素因数の和:19971

約数の個数: 48

約数和(自身を含む): 602380800

約数和(自身を除く): 323833504

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1748, 3496, 6992, 13984, 19919, 39838, 79676, 159352, 318704, 378461, 458137, 637408, 756922, 916274, 1513844, 1832548, 3027688, 3665096, 6055376, 7330192, 8704603, 12110752, 14660384, 17409206, 34818412, 69636824, 139273648, 278547296]

約数ペア:

[(1, 278547296), (2, 139273648), (4, 69636824), (8, 34818412), (16, 17409206), (19, 14660384), (23, 12110752), (32, 8704603), (38, 7330192), (46, 6055376), (76, 3665096), (92, 3027688), (152, 1832548), (184, 1513844), (304, 916274), (368, 756922), (437, 637408), (608, 458137), (736, 378461), (874, 318704), (1748, 159352), (3496, 79676), (6992, 39838), (13984, 19919)]